self.assertTrue(positive_stable)
elif soln.game_value() < -epsilon:
# L should be negative stable
negative_stable = all([eig < options.ABS_TOL for eig in eigs])
self.assertTrue(positive_stable)
elif soln.game_value() < -epsilon:
# L should be negative stable
negative_stable = all([eig < options.ABS_TOL for eig in eigs])