From 831404d08d07a215a3b565d63b61841557184014 Mon Sep 17 00:00:00 2001
From: Jiri Pittner <jiri@pittnerovi.com>
Date: Wed, 26 Nov 2025 17:46:26 +0100
Subject: [PATCH] fourindex: adding set() for compatibility with templated use

---
 fourindex.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fourindex.h b/fourindex.h
index d1f88a3..4001401 100644
--- a/fourindex.h
+++ b/fourindex.h
@@ -1244,7 +1244,7 @@ if (!NRSMat<T>::v) laerror("access to unallocated fourindex_dense");
 #endif
 return (*this).NRSMat<T>::operator() ((j-1)*nnbas+i-1,(b-1)*nnbas+a-1);
 }
-
+	inline void set(unsigned int i, unsigned int j, unsigned int k, unsigned int l, T elem) {this->operator()(i,j,k,l)=elem;};
 	void print(std::ostream &out) const
 		{
 		unsigned int i,j,a,b;