add numerical recipes library
This commit is contained in:
10
lib/nr/k_and_r/other/bccbug.c
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10
lib/nr/k_and_r/other/bccbug.c
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@@ -0,0 +1,10 @@
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/* The following function is recommended by Borland Technical Support to
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"fix" the error "Floating Point Formats Not Linked". To use this file,
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compile it along with your own files on the compiler command line. You
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do not need to call it, just compile it along with your files. */
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void LinkFloat(void)
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{
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float a=0, *b=&a;
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a=*b;
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}
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250
lib/nr/k_and_r/other/complex.c
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250
lib/nr/k_and_r/other/complex.c
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#include <math.h>
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typedef struct FCOMPLEX {float r,i;} fcomplex;
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#if defined(__STDC__) || defined(ANSI) || defined(NRANSI) /* ANSI */
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fcomplex Cadd(fcomplex a, fcomplex b)
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{
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fcomplex c;
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c.r=a.r+b.r;
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c.i=a.i+b.i;
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return c;
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}
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fcomplex Csub(fcomplex a, fcomplex b)
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{
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fcomplex c;
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c.r=a.r-b.r;
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c.i=a.i-b.i;
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return c;
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}
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fcomplex Cmul(fcomplex a, fcomplex b)
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{
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fcomplex c;
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c.r=a.r*b.r-a.i*b.i;
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c.i=a.i*b.r+a.r*b.i;
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return c;
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}
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fcomplex Complex(float re, float im)
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{
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fcomplex c;
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c.r=re;
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c.i=im;
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return c;
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}
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fcomplex Conjg(fcomplex z)
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{
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fcomplex c;
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c.r=z.r;
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c.i = -z.i;
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return c;
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}
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fcomplex Cdiv(fcomplex a, fcomplex b)
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{
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fcomplex c;
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float r,den;
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if (fabs(b.r) >= fabs(b.i)) {
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r=b.i/b.r;
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den=b.r+r*b.i;
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c.r=(a.r+r*a.i)/den;
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c.i=(a.i-r*a.r)/den;
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} else {
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r=b.r/b.i;
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den=b.i+r*b.r;
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c.r=(a.r*r+a.i)/den;
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c.i=(a.i*r-a.r)/den;
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}
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return c;
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}
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float Cabs(fcomplex z)
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{
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float x,y,ans,temp;
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x=fabs(z.r);
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y=fabs(z.i);
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if (x == 0.0)
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ans=y;
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else if (y == 0.0)
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ans=x;
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else if (x > y) {
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temp=y/x;
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ans=x*sqrt(1.0+temp*temp);
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} else {
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temp=x/y;
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ans=y*sqrt(1.0+temp*temp);
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}
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return ans;
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}
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fcomplex Csqrt(fcomplex z)
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{
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fcomplex c;
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float x,y,w,r;
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if ((z.r == 0.0) && (z.i == 0.0)) {
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c.r=0.0;
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c.i=0.0;
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return c;
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} else {
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x=fabs(z.r);
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y=fabs(z.i);
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if (x >= y) {
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r=y/x;
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w=sqrt(x)*sqrt(0.5*(1.0+sqrt(1.0+r*r)));
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} else {
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r=x/y;
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w=sqrt(y)*sqrt(0.5*(r+sqrt(1.0+r*r)));
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}
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if (z.r >= 0.0) {
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c.r=w;
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c.i=z.i/(2.0*w);
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} else {
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c.i=(z.i >= 0) ? w : -w;
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c.r=z.i/(2.0*c.i);
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}
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return c;
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}
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}
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fcomplex RCmul(float x, fcomplex a)
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{
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fcomplex c;
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c.r=x*a.r;
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c.i=x*a.i;
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return c;
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}
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#else /* ANSI */
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/* traditional - K&R */
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fcomplex Cadd(a,b)
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fcomplex a,b;
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{
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fcomplex c;
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c.r=a.r+b.r;
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c.i=a.i+b.i;
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return c;
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}
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fcomplex Csub(a,b)
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fcomplex a,b;
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{
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fcomplex c;
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c.r=a.r-b.r;
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c.i=a.i-b.i;
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return c;
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}
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fcomplex Cmul(a,b)
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fcomplex a,b;
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{
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fcomplex c;
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c.r=a.r*b.r-a.i*b.i;
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c.i=a.i*b.r+a.r*b.i;
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return c;
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}
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fcomplex Complex(re,im)
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float im,re;
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{
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fcomplex c;
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c.r=re;
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c.i=im;
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return c;
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}
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fcomplex Conjg(z)
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fcomplex z;
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{
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fcomplex c;
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c.r=z.r;
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c.i = -z.i;
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return c;
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}
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fcomplex Cdiv(a,b)
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fcomplex a,b;
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{
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fcomplex c;
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float r,den;
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if (fabs(b.r) >= fabs(b.i)) {
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r=b.i/b.r;
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den=b.r+r*b.i;
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c.r=(a.r+r*a.i)/den;
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c.i=(a.i-r*a.r)/den;
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} else {
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r=b.r/b.i;
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den=b.i+r*b.r;
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c.r=(a.r*r+a.i)/den;
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c.i=(a.i*r-a.r)/den;
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}
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return c;
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}
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float Cabs(z)
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fcomplex z;
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{
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float x,y,ans,temp;
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x=fabs(z.r);
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y=fabs(z.i);
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if (x == 0.0)
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ans=y;
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else if (y == 0.0)
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ans=x;
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else if (x > y) {
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temp=y/x;
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ans=x*sqrt(1.0+temp*temp);
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} else {
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temp=x/y;
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ans=y*sqrt(1.0+temp*temp);
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}
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return ans;
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}
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fcomplex Csqrt(z)
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fcomplex z;
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{
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fcomplex c;
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float x,y,w,r;
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if ((z.r == 0.0) && (z.i == 0.0)) {
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c.r=0.0;
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c.i=0.0;
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return c;
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} else {
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x=fabs(z.r);
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y=fabs(z.i);
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if (x >= y) {
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r=y/x;
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w=sqrt(x)*sqrt(0.5*(1.0+sqrt(1.0+r*r)));
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} else {
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r=x/y;
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w=sqrt(y)*sqrt(0.5*(r+sqrt(1.0+r*r)));
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}
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if (z.r >= 0.0) {
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c.r=w;
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c.i=z.i/(2.0*w);
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} else {
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c.i=(z.i >= 0) ? w : -w;
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c.r=z.i/(2.0*c.i);
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}
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return c;
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}
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}
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fcomplex RCmul(x,a)
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fcomplex a;
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float x;
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{
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fcomplex c;
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c.r=x*a.r;
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c.i=x*a.i;
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return c;
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}
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#endif /* ANSI */
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614
lib/nr/k_and_r/other/nrutil.c
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614
lib/nr/k_and_r/other/nrutil.c
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@@ -0,0 +1,614 @@
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#if defined(__STDC__) || defined(ANSI) || defined(NRANSI) /* ANSI */
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#include <stdio.h>
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#include <stddef.h>
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#include <stdlib.h>
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#define NR_END 1
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#define FREE_ARG char*
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void nrerror(char error_text[])
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/* Numerical Recipes standard error handler */
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{
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fprintf(stderr,"Numerical Recipes run-time error...\n");
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fprintf(stderr,"%s\n",error_text);
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fprintf(stderr,"...now exiting to system...\n");
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exit(1);
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}
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float *vector(long nl, long nh)
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/* allocate a float vector with subscript range v[nl..nh] */
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{
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float *v;
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v=(float *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(float)));
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if (!v) nrerror("allocation failure in vector()");
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return v-nl+NR_END;
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}
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int *ivector(long nl, long nh)
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/* allocate an int vector with subscript range v[nl..nh] */
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{
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int *v;
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v=(int *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(int)));
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if (!v) nrerror("allocation failure in ivector()");
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return v-nl+NR_END;
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}
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unsigned char *cvector(long nl, long nh)
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/* allocate an unsigned char vector with subscript range v[nl..nh] */
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{
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unsigned char *v;
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v=(unsigned char *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(unsigned char)));
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if (!v) nrerror("allocation failure in cvector()");
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return v-nl+NR_END;
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}
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unsigned long *lvector(long nl, long nh)
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/* allocate an unsigned long vector with subscript range v[nl..nh] */
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{
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unsigned long *v;
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v=(unsigned long *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(long)));
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if (!v) nrerror("allocation failure in lvector()");
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return v-nl+NR_END;
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}
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double *dvector(long nl, long nh)
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/* allocate a double vector with subscript range v[nl..nh] */
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{
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double *v;
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v=(double *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(double)));
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if (!v) nrerror("allocation failure in dvector()");
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return v-nl+NR_END;
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}
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float **matrix(long nrl, long nrh, long ncl, long nch)
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/* allocate a float matrix with subscript range m[nrl..nrh][ncl..nch] */
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{
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long i, nrow=nrh-nrl+1,ncol=nch-ncl+1;
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float **m;
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/* allocate pointers to rows */
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m=(float **) malloc((size_t)((nrow+NR_END)*sizeof(float*)));
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if (!m) nrerror("allocation failure 1 in matrix()");
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m += NR_END;
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m -= nrl;
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/* allocate rows and set pointers to them */
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m[nrl]=(float *) malloc((size_t)((nrow*ncol+NR_END)*sizeof(float)));
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if (!m[nrl]) nrerror("allocation failure 2 in matrix()");
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m[nrl] += NR_END;
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m[nrl] -= ncl;
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for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol;
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/* return pointer to array of pointers to rows */
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return m;
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}
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double **dmatrix(long nrl, long nrh, long ncl, long nch)
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/* allocate a double matrix with subscript range m[nrl..nrh][ncl..nch] */
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{
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long i, nrow=nrh-nrl+1,ncol=nch-ncl+1;
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double **m;
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/* allocate pointers to rows */
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m=(double **) malloc((size_t)((nrow+NR_END)*sizeof(double*)));
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if (!m) nrerror("allocation failure 1 in matrix()");
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m += NR_END;
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m -= nrl;
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/* allocate rows and set pointers to them */
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m[nrl]=(double *) malloc((size_t)((nrow*ncol+NR_END)*sizeof(double)));
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if (!m[nrl]) nrerror("allocation failure 2 in matrix()");
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m[nrl] += NR_END;
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m[nrl] -= ncl;
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for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol;
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/* return pointer to array of pointers to rows */
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return m;
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}
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int **imatrix(long nrl, long nrh, long ncl, long nch)
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/* allocate a int matrix with subscript range m[nrl..nrh][ncl..nch] */
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{
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long i, nrow=nrh-nrl+1,ncol=nch-ncl+1;
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int **m;
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/* allocate pointers to rows */
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m=(int **) malloc((size_t)((nrow+NR_END)*sizeof(int*)));
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if (!m) nrerror("allocation failure 1 in matrix()");
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m += NR_END;
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m -= nrl;
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/* allocate rows and set pointers to them */
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m[nrl]=(int *) malloc((size_t)((nrow*ncol+NR_END)*sizeof(int)));
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if (!m[nrl]) nrerror("allocation failure 2 in matrix()");
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m[nrl] += NR_END;
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m[nrl] -= ncl;
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for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol;
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/* return pointer to array of pointers to rows */
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return m;
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}
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float **submatrix(float **a, long oldrl, long oldrh, long oldcl, long oldch,
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long newrl, long newcl)
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/* point a submatrix [newrl..][newcl..] to a[oldrl..oldrh][oldcl..oldch] */
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{
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long i,j,nrow=oldrh-oldrl+1,ncol=oldcl-newcl;
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float **m;
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/* allocate array of pointers to rows */
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m=(float **) malloc((size_t) ((nrow+NR_END)*sizeof(float*)));
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if (!m) nrerror("allocation failure in submatrix()");
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m += NR_END;
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m -= newrl;
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/* set pointers to rows */
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for(i=oldrl,j=newrl;i<=oldrh;i++,j++) m[j]=a[i]+ncol;
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/* return pointer to array of pointers to rows */
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return m;
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}
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float **convert_matrix(float *a, long nrl, long nrh, long ncl, long nch)
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/* allocate a float matrix m[nrl..nrh][ncl..nch] that points to the matrix
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declared in the standard C manner as a[nrow][ncol], where nrow=nrh-nrl+1
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and ncol=nch-ncl+1. The routine should be called with the address
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&a[0][0] as the first argument. */
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{
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long i,j,nrow=nrh-nrl+1,ncol=nch-ncl+1;
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float **m;
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/* allocate pointers to rows */
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m=(float **) malloc((size_t) ((nrow+NR_END)*sizeof(float*)));
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if (!m) nrerror("allocation failure in convert_matrix()");
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m += NR_END;
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m -= nrl;
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/* set pointers to rows */
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m[nrl]=a-ncl;
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for(i=1,j=nrl+1;i<nrow;i++,j++) m[j]=m[j-1]+ncol;
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/* return pointer to array of pointers to rows */
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return m;
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}
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float ***f3tensor(long nrl, long nrh, long ncl, long nch, long ndl, long ndh)
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/* allocate a float 3tensor with range t[nrl..nrh][ncl..nch][ndl..ndh] */
|
||||
{
|
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long i,j,nrow=nrh-nrl+1,ncol=nch-ncl+1,ndep=ndh-ndl+1;
|
||||
float ***t;
|
||||
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/* allocate pointers to pointers to rows */
|
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t=(float ***) malloc((size_t)((nrow+NR_END)*sizeof(float**)));
|
||||
if (!t) nrerror("allocation failure 1 in f3tensor()");
|
||||
t += NR_END;
|
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t -= nrl;
|
||||
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||||
/* allocate pointers to rows and set pointers to them */
|
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t[nrl]=(float **) malloc((size_t)((nrow*ncol+NR_END)*sizeof(float*)));
|
||||
if (!t[nrl]) nrerror("allocation failure 2 in f3tensor()");
|
||||
t[nrl] += NR_END;
|
||||
t[nrl] -= ncl;
|
||||
|
||||
/* allocate rows and set pointers to them */
|
||||
t[nrl][ncl]=(float *) malloc((size_t)((nrow*ncol*ndep+NR_END)*sizeof(float)));
|
||||
if (!t[nrl][ncl]) nrerror("allocation failure 3 in f3tensor()");
|
||||
t[nrl][ncl] += NR_END;
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||||
t[nrl][ncl] -= ndl;
|
||||
|
||||
for(j=ncl+1;j<=nch;j++) t[nrl][j]=t[nrl][j-1]+ndep;
|
||||
for(i=nrl+1;i<=nrh;i++) {
|
||||
t[i]=t[i-1]+ncol;
|
||||
t[i][ncl]=t[i-1][ncl]+ncol*ndep;
|
||||
for(j=ncl+1;j<=nch;j++) t[i][j]=t[i][j-1]+ndep;
|
||||
}
|
||||
|
||||
/* return pointer to array of pointers to rows */
|
||||
return t;
|
||||
}
|
||||
|
||||
void free_vector(float *v, long nl, long nh)
|
||||
/* free a float vector allocated with vector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_ivector(int *v, long nl, long nh)
|
||||
/* free an int vector allocated with ivector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_cvector(unsigned char *v, long nl, long nh)
|
||||
/* free an unsigned char vector allocated with cvector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_lvector(unsigned long *v, long nl, long nh)
|
||||
/* free an unsigned long vector allocated with lvector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_dvector(double *v, long nl, long nh)
|
||||
/* free a double vector allocated with dvector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_matrix(float **m, long nrl, long nrh, long ncl, long nch)
|
||||
/* free a float matrix allocated by matrix() */
|
||||
{
|
||||
free((FREE_ARG) (m[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (m+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_dmatrix(double **m, long nrl, long nrh, long ncl, long nch)
|
||||
/* free a double matrix allocated by dmatrix() */
|
||||
{
|
||||
free((FREE_ARG) (m[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (m+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_imatrix(int **m, long nrl, long nrh, long ncl, long nch)
|
||||
/* free an int matrix allocated by imatrix() */
|
||||
{
|
||||
free((FREE_ARG) (m[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (m+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_submatrix(float **b, long nrl, long nrh, long ncl, long nch)
|
||||
/* free a submatrix allocated by submatrix() */
|
||||
{
|
||||
free((FREE_ARG) (b+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_convert_matrix(float **b, long nrl, long nrh, long ncl, long nch)
|
||||
/* free a matrix allocated by convert_matrix() */
|
||||
{
|
||||
free((FREE_ARG) (b+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_f3tensor(float ***t, long nrl, long nrh, long ncl, long nch,
|
||||
long ndl, long ndh)
|
||||
/* free a float f3tensor allocated by f3tensor() */
|
||||
{
|
||||
free((FREE_ARG) (t[nrl][ncl]+ndl-NR_END));
|
||||
free((FREE_ARG) (t[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (t+nrl-NR_END));
|
||||
}
|
||||
|
||||
#else /* ANSI */
|
||||
/* traditional - K&R */
|
||||
|
||||
#include <stdio.h>
|
||||
#define NR_END 1
|
||||
#define FREE_ARG char*
|
||||
|
||||
void nrerror(error_text)
|
||||
char error_text[];
|
||||
/* Numerical Recipes standard error handler */
|
||||
{
|
||||
void exit();
|
||||
|
||||
fprintf(stderr,"Numerical Recipes run-time error...\n");
|
||||
fprintf(stderr,"%s\n",error_text);
|
||||
fprintf(stderr,"...now exiting to system...\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
float *vector(nl,nh)
|
||||
long nh,nl;
|
||||
/* allocate a float vector with subscript range v[nl..nh] */
|
||||
{
|
||||
float *v;
|
||||
|
||||
v=(float *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(float)));
|
||||
if (!v) nrerror("allocation failure in vector()");
|
||||
return v-nl+NR_END;
|
||||
}
|
||||
|
||||
int *ivector(nl,nh)
|
||||
long nh,nl;
|
||||
/* allocate an int vector with subscript range v[nl..nh] */
|
||||
{
|
||||
int *v;
|
||||
|
||||
v=(int *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(int)));
|
||||
if (!v) nrerror("allocation failure in ivector()");
|
||||
return v-nl+NR_END;
|
||||
}
|
||||
|
||||
unsigned char *cvector(nl,nh)
|
||||
long nh,nl;
|
||||
/* allocate an unsigned char vector with subscript range v[nl..nh] */
|
||||
{
|
||||
unsigned char *v;
|
||||
|
||||
v=(unsigned char *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(unsigned char)));
|
||||
if (!v) nrerror("allocation failure in cvector()");
|
||||
return v-nl+NR_END;
|
||||
}
|
||||
|
||||
unsigned long *lvector(nl,nh)
|
||||
long nh,nl;
|
||||
/* allocate an unsigned long vector with subscript range v[nl..nh] */
|
||||
{
|
||||
unsigned long *v;
|
||||
|
||||
v=(unsigned long *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(long)));
|
||||
if (!v) nrerror("allocation failure in lvector()");
|
||||
return v-nl+NR_END;
|
||||
}
|
||||
|
||||
double *dvector(nl,nh)
|
||||
long nh,nl;
|
||||
/* allocate a double vector with subscript range v[nl..nh] */
|
||||
{
|
||||
double *v;
|
||||
|
||||
v=(double *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(double)));
|
||||
if (!v) nrerror("allocation failure in dvector()");
|
||||
return v-nl+NR_END;
|
||||
}
|
||||
|
||||
float **matrix(nrl,nrh,ncl,nch)
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* allocate a float matrix with subscript range m[nrl..nrh][ncl..nch] */
|
||||
{
|
||||
long i, nrow=nrh-nrl+1,ncol=nch-ncl+1;
|
||||
float **m;
|
||||
|
||||
/* allocate pointers to rows */
|
||||
m=(float **) malloc((unsigned int)((nrow+NR_END)*sizeof(float*)));
|
||||
if (!m) nrerror("allocation failure 1 in matrix()");
|
||||
m += NR_END;
|
||||
m -= nrl;
|
||||
|
||||
/* allocate rows and set pointers to them */
|
||||
m[nrl]=(float *) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(float)));
|
||||
if (!m[nrl]) nrerror("allocation failure 2 in matrix()");
|
||||
m[nrl] += NR_END;
|
||||
m[nrl] -= ncl;
|
||||
|
||||
for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol;
|
||||
|
||||
/* return pointer to array of pointers to rows */
|
||||
return m;
|
||||
}
|
||||
|
||||
double **dmatrix(nrl,nrh,ncl,nch)
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* allocate a double matrix with subscript range m[nrl..nrh][ncl..nch] */
|
||||
{
|
||||
long i, nrow=nrh-nrl+1,ncol=nch-ncl+1;
|
||||
double **m;
|
||||
|
||||
/* allocate pointers to rows */
|
||||
m=(double **) malloc((unsigned int)((nrow+NR_END)*sizeof(double*)));
|
||||
if (!m) nrerror("allocation failure 1 in matrix()");
|
||||
m += NR_END;
|
||||
m -= nrl;
|
||||
|
||||
/* allocate rows and set pointers to them */
|
||||
m[nrl]=(double *) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(double)));
|
||||
if (!m[nrl]) nrerror("allocation failure 2 in matrix()");
|
||||
m[nrl] += NR_END;
|
||||
m[nrl] -= ncl;
|
||||
|
||||
for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol;
|
||||
|
||||
/* return pointer to array of pointers to rows */
|
||||
return m;
|
||||
}
|
||||
|
||||
int **imatrix(nrl,nrh,ncl,nch)
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* allocate a int matrix with subscript range m[nrl..nrh][ncl..nch] */
|
||||
{
|
||||
long i, nrow=nrh-nrl+1,ncol=nch-ncl+1;
|
||||
int **m;
|
||||
|
||||
/* allocate pointers to rows */
|
||||
m=(int **) malloc((unsigned int)((nrow+NR_END)*sizeof(int*)));
|
||||
if (!m) nrerror("allocation failure 1 in matrix()");
|
||||
m += NR_END;
|
||||
m -= nrl;
|
||||
|
||||
|
||||
/* allocate rows and set pointers to them */
|
||||
m[nrl]=(int *) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(int)));
|
||||
if (!m[nrl]) nrerror("allocation failure 2 in matrix()");
|
||||
m[nrl] += NR_END;
|
||||
m[nrl] -= ncl;
|
||||
|
||||
for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol;
|
||||
|
||||
/* return pointer to array of pointers to rows */
|
||||
return m;
|
||||
}
|
||||
|
||||
float **submatrix(a,oldrl,oldrh,oldcl,oldch,newrl,newcl)
|
||||
float **a;
|
||||
long newcl,newrl,oldch,oldcl,oldrh,oldrl;
|
||||
/* point a submatrix [newrl..][newcl..] to a[oldrl..oldrh][oldcl..oldch] */
|
||||
{
|
||||
long i,j,nrow=oldrh-oldrl+1,ncol=oldcl-newcl;
|
||||
float **m;
|
||||
|
||||
/* allocate array of pointers to rows */
|
||||
m=(float **) malloc((unsigned int) ((nrow+NR_END)*sizeof(float*)));
|
||||
if (!m) nrerror("allocation failure in submatrix()");
|
||||
m += NR_END;
|
||||
m -= newrl;
|
||||
|
||||
/* set pointers to rows */
|
||||
for(i=oldrl,j=newrl;i<=oldrh;i++,j++) m[j]=a[i]+ncol;
|
||||
|
||||
/* return pointer to array of pointers to rows */
|
||||
return m;
|
||||
}
|
||||
|
||||
float **convert_matrix(a,nrl,nrh,ncl,nch)
|
||||
float *a;
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* allocate a float matrix m[nrl..nrh][ncl..nch] that points to the matrix
|
||||
declared in the standard C manner as a[nrow][ncol], where nrow=nrh-nrl+1
|
||||
and ncol=nch-ncl+1. The routine should be called with the address
|
||||
&a[0][0] as the first argument. */
|
||||
{
|
||||
long i,j,nrow=nrh-nrl+1,ncol=nch-ncl+1;
|
||||
float **m;
|
||||
|
||||
/* allocate pointers to rows */
|
||||
m=(float **) malloc((unsigned int) ((nrow+NR_END)*sizeof(float*)));
|
||||
if (!m) nrerror("allocation failure in convert_matrix()");
|
||||
m += NR_END;
|
||||
m -= nrl;
|
||||
|
||||
/* set pointers to rows */
|
||||
m[nrl]=a-ncl;
|
||||
for(i=1,j=nrl+1;i<nrow;i++,j++) m[j]=m[j-1]+ncol;
|
||||
/* return pointer to array of pointers to rows */
|
||||
return m;
|
||||
}
|
||||
|
||||
float ***f3tensor(nrl,nrh,ncl,nch,ndl,ndh)
|
||||
long nch,ncl,ndh,ndl,nrh,nrl;
|
||||
/* allocate a float 3tensor with range t[nrl..nrh][ncl..nch][ndl..ndh] */
|
||||
{
|
||||
long i,j,nrow=nrh-nrl+1,ncol=nch-ncl+1,ndep=ndh-ndl+1;
|
||||
float ***t;
|
||||
|
||||
/* allocate pointers to pointers to rows */
|
||||
t=(float ***) malloc((unsigned int)((nrow+NR_END)*sizeof(float**)));
|
||||
if (!t) nrerror("allocation failure 1 in f3tensor()");
|
||||
t += NR_END;
|
||||
t -= nrl;
|
||||
|
||||
/* allocate pointers to rows and set pointers to them */
|
||||
t[nrl]=(float **) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(float*)));
|
||||
if (!t[nrl]) nrerror("allocation failure 2 in f3tensor()");
|
||||
t[nrl] += NR_END;
|
||||
t[nrl] -= ncl;
|
||||
|
||||
/* allocate rows and set pointers to them */
|
||||
t[nrl][ncl]=(float *) malloc((unsigned int)((nrow*ncol*ndep+NR_END)*sizeof(float)));
|
||||
if (!t[nrl][ncl]) nrerror("allocation failure 3 in f3tensor()");
|
||||
t[nrl][ncl] += NR_END;
|
||||
t[nrl][ncl] -= ndl;
|
||||
|
||||
for(j=ncl+1;j<=nch;j++) t[nrl][j]=t[nrl][j-1]+ndep;
|
||||
for(i=nrl+1;i<=nrh;i++) {
|
||||
t[i]=t[i-1]+ncol;
|
||||
t[i][ncl]=t[i-1][ncl]+ncol*ndep;
|
||||
for(j=ncl+1;j<=nch;j++) t[i][j]=t[i][j-1]+ndep;
|
||||
}
|
||||
|
||||
/* return pointer to array of pointers to rows */
|
||||
return t;
|
||||
}
|
||||
|
||||
void free_vector(v,nl,nh)
|
||||
float *v;
|
||||
long nh,nl;
|
||||
/* free a float vector allocated with vector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_ivector(v,nl,nh)
|
||||
int *v;
|
||||
long nh,nl;
|
||||
/* free an int vector allocated with ivector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_cvector(v,nl,nh)
|
||||
long nh,nl;
|
||||
unsigned char *v;
|
||||
/* free an unsigned char vector allocated with cvector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_lvector(v,nl,nh)
|
||||
long nh,nl;
|
||||
unsigned long *v;
|
||||
/* free an unsigned long vector allocated with lvector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_dvector(v,nl,nh)
|
||||
double *v;
|
||||
long nh,nl;
|
||||
/* free a double vector allocated with dvector() */
|
||||
{
|
||||
free((FREE_ARG) (v+nl-NR_END));
|
||||
}
|
||||
|
||||
void free_matrix(m,nrl,nrh,ncl,nch)
|
||||
float **m;
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* free a float matrix allocated by matrix() */
|
||||
{
|
||||
free((FREE_ARG) (m[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (m+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_dmatrix(m,nrl,nrh,ncl,nch)
|
||||
double **m;
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* free a double matrix allocated by dmatrix() */
|
||||
{
|
||||
free((FREE_ARG) (m[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (m+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_imatrix(m,nrl,nrh,ncl,nch)
|
||||
int **m;
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* free an int matrix allocated by imatrix() */
|
||||
{
|
||||
free((FREE_ARG) (m[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (m+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_submatrix(b,nrl,nrh,ncl,nch)
|
||||
float **b;
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* free a submatrix allocated by submatrix() */
|
||||
{
|
||||
free((FREE_ARG) (b+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_convert_matrix(b,nrl,nrh,ncl,nch)
|
||||
float **b;
|
||||
long nch,ncl,nrh,nrl;
|
||||
/* free a matrix allocated by convert_matrix() */
|
||||
{
|
||||
free((FREE_ARG) (b+nrl-NR_END));
|
||||
}
|
||||
|
||||
void free_f3tensor(t,nrl,nrh,ncl,nch,ndl,ndh)
|
||||
float ***t;
|
||||
long nch,ncl,ndh,ndl,nrh,nrl;
|
||||
/* free a float f3tensor allocated by f3tensor() */
|
||||
{
|
||||
free((FREE_ARG) (t[nrl][ncl]+ndl-NR_END));
|
||||
free((FREE_ARG) (t[nrl]+ncl-NR_END));
|
||||
free((FREE_ARG) (t+nrl-NR_END));
|
||||
}
|
||||
|
||||
#endif /* ANSI */
|
||||
Reference in New Issue
Block a user