fix bug

ZedongPeng · Oct 31, 2023 · abbc5aa · abbc5aa
1 parent aeead40
commit abbc5aa
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/pyomo/contrib/mindtpy/util.py b/pyomo/contrib/mindtpy/util.py
@@ -23,7 +23,8 @@
     RangeSet,
     ConstraintList,
     TransformationFactory,
-    Expression
+    Expression,
+    log
 )
 from pyomo.repn import generate_standard_repn
 from pyomo.contrib.mcpp.pyomo_mcpp import mcpp_available, McCormick
@@ -1088,7 +1089,7 @@ def compute_determinant(m):
 
         return det_perm
 
-    det_init = pyo.log(compute_determinant(mod)+0.000001)
+    det_init = log(compute_determinant(mod)+0.000001)
 
     mod.my_block.egb.outputs["log_det"].value = det_init