From 1160baa61bad605cf8a1d583e8ae356a54a942df Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Thu, 26 Jul 2018 16:18:40 -0400
Subject: many changes, including new spin spaces and groups and cleaning up
 core library code

---
 lib/state.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lib/state.h')

diff --git a/lib/state.h b/lib/state.h
index eefa0cb..5abf65b 100644
--- a/lib/state.h
+++ b/lib/state.h
@@ -27,10 +27,10 @@ class state_t {
     std::vector<double> precomputed_cos;
     std::vector<double> precomputed_sin;
 
-    std::function <double(X_t, X_t)> J;
-    std::function <double(X_t)> H;
+    std::function <double(const X_t&, const X_t&)> J;
+    std::function <double(const X_t&)> H;
 
-    state_t(D_t D, L_t L, double T, std::function <double(X_t, X_t)> J, std::function <double(X_t)> H) : D(D), L(L), g(D, L), T(T), R(), J(J), H(H) {
+    state_t(D_t D, L_t L, double T, std::function <double(const X_t&, const X_t&)> J, std::function <double(const X_t&)> H) : D(D), L(L), g(D, L), T(T), R(), J(J), H(H) {
       nv = g.nv;
       ne = g.ne;
       g.add_ext();
-- 
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