From 64283c8673aa708945b557818200c8bbc0838943 Mon Sep 17 00:00:00 2001
From: Peter Boyle <paboyle@ph.ed.ac.uk>
Date: Mon, 25 Sep 2023 17:19:39 -0400
Subject: [PATCH] Normal equations becomes linear function for easy base class
 pass aroudn

---
 Grid/algorithms/iterative/NormalEquations.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Grid/algorithms/iterative/NormalEquations.h b/Grid/algorithms/iterative/NormalEquations.h
index c9c92777..657e19fd 100644
--- a/Grid/algorithms/iterative/NormalEquations.h
+++ b/Grid/algorithms/iterative/NormalEquations.h
@@ -33,7 +33,7 @@ NAMESPACE_BEGIN(Grid);
 ///////////////////////////////////////////////////////////////////////////////////////////////////////
 // Take a matrix and form an NE solver calling a Herm solver
 ///////////////////////////////////////////////////////////////////////////////////////////////////////
-template<class Field> class NormalEquations {
+template<class Field> class NormalEquations : public LinearFunction<Field>{
 private:
   SparseMatrixBase<Field> & _Matrix;
   OperatorFunction<Field> & _HermitianSolver;
@@ -60,7 +60,7 @@ public:
   }     
 };
 
-template<class Field> class HPDSolver {
+template<class Field> class HPDSolver : public LinearFunction<Field> {
 private:
   LinearOperatorBase<Field> & _Matrix;
   OperatorFunction<Field> & _HermitianSolver;
@@ -84,7 +84,7 @@ public:
 };
 
 
-template<class Field> class MdagMSolver {
+template<class Field> class MdagMSolver : public LinearFunction<Field> {
 private:
   SparseMatrixBase<Field> & _Matrix;
   OperatorFunction<Field> & _HermitianSolver;