add numerical recipes library

2025-09-12 18:55:25 +09:00
parent d4dff245bd
commit 2c75620ec9
1344 changed files with 63869 additions and 0 deletions
--- a/lib/nr/cpp/recipes/rank.cpp
+++ b/lib/nr/cpp/recipes/rank.cpp
@@ -0,0 +1,9 @@
+#include "nr.h"
+
+void NR::rank(Vec_I_INT &indx, Vec_O_INT &irank)
+{
+	int j;
+
+	int n=indx.size();
+	for (j=0;j<n;j++) irank[indx[j]]=j;
+}