Disable use of y for pns

gtnash/solver/pns.py

@@ -64,7 +64,7 @@ class PNS_solver:
         else:
             self.game_hgg = game
         self.all_ordered_support = []
-        self.game_pcp = PolynomialComplementaryProblem(game)
+        self.game_pcp = PolynomialComplementaryProblem(game, fact_y=False)
         self.final_support_size = sum(len(a) for a in self.players_actions)
         self.found_support_size = 0
         self.nb_of_support_enumerated = 0