From 2c99357806b10ff15294f19c5e54888415c1f52d Mon Sep 17 00:00:00 2001
From: jiri <jiri>
Date: Tue, 15 Aug 2006 20:23:32 +0000
Subject: [PATCH] *** empty log message ***

---
 nonclass.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/nonclass.h b/nonclass.h
index 5a11e0c..24f5503 100644
--- a/nonclass.h
+++ b/nonclass.h
@@ -8,6 +8,28 @@
 
 
 //MISC
+export template <class T>
+const NRSMat<T> twoside_transform(const NRSMat<T> &S, const NRMat<T> &C) //calculate C^dagger S C
+{
+NRMat<T> tmp = S * C;
+NRMat<T> result(C.ncols(),C.ncols());
+result.gemm((T)0,C,'t',tmp,'n',(T)1);
+return NRSMat<T>(result);
+}
+
+
+export template <class T>
+const NRSMat<T> twoside_transform_t(const NRSMat<T> &S, const NRMat<T> &C) //calculate C S C^dagger
+{
+NRMat<T> tmp =  C * S;
+NRMat<T> result(C.rows(),C.nrows());
+result.gemm((T)0,tmp,'n',C,'t',(T)1);
+return NRSMat<T>(result);
+}
+
+
+
+
 export template <class T>
 const NRMat<T> diagonalmatrix(const NRVec<T> &x)
 {