add mass

lehner · Jun 10, 2024 · 65ec086 · 65ec086
1 parent f118bbf
commit 65ec086
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/gpt/qcd/gauge/stencil/algebra_laplace.py b/lib/gpt/qcd/gauge/stencil/algebra_laplace.py
@@ -21,7 +21,7 @@
 
 
 class algebra_laplace:
-    def __init__(self, U):
+    def __init__(self, U, mass=0.0):
         self.U = U
         self.grid = U[0].grid
         self.nd = len(U)
@@ -46,7 +46,7 @@ def __init__(self, U):
         code = []
         for nu in range(self.nd):
             code.append((_dU[nu], -1, 1.0, [(_sU[nu], _P, 0)]))
-            code.append((_dV[nu], -1, -2 * self.nd / 16, [(_sV[nu], _P, 0)]))
+            code.append((_dV[nu], -1, -2 * self.nd / 16 + mass, [(_sV[nu], _P, 0)]))
 
             for mu in range(self.nd):
                 code.append(