v__0.199

math-econ-code · Jan 28, 2025 · f743c3e · f743c3e
1 parent 845dda7
commit f743c3e
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/mec/lp.py b/mec/lp.py
@@ -347,7 +347,10 @@ def solution(self): # returns the primal variables x_j and dual variables y_i
             else:
                 x_j[self.k_b[b]-self.nbi] = self.tableau[self.i_b[b],-1]
         y_i = - self.tableau[0,:self.nbi] # the dual variables are minus the coefficients in the primal objective
-        return x_j, y_i, x_j @ self.c_j
+        if self.c_j is not None:
+            return x_j, y_i, x_j @ self.c_j
+        else:
+            return x_j, y_i, None
 
 ##########################################
 ######### Interior Point Methods #########

diff --git a/setup.py b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
 	name="mec",
-	version="0.198",
+	version="0.199",
 	authors=["Alfred Galichon"],
 	author_email="[email protected]",
 	licence="",