Add another failing test TODO, and one about a payoff() method.

diff --git a/TODO b/TODO
index ac1aff4dd974807db9830ecd82dc073946689ffb..6439ce7065c88a7b1ef157830053431fa1ee946d 100644 (file)
--- a/TODO
+++ b/TODO
@@ -168,3 +168,60 @@
        0.8991268260361712]
 
 11. Add random tests for the matrices module.
+
+12. Investigate this test failure too. It looks like it was really
+    close to being solved, but we would have needed a fudge factor
+    of three instead of two.
+
+    ERROR: test_positive_operator_value (test.symmetric_linear_game_test
+                                         .SymmetricLinearGameTest)
+    ----------------------------------------------------------------------
+    Traceback (most recent call last):
+      File "/home/mjo/src/dunshire/test/symmetric_linear_game_test.py",
+      line 550, in test_positive_operator_value
+       self.assertTrue(G.solution().game_value() >= -options.ABS_TOL)
+      File "/home/mjo/src/dunshire/dunshire/games.py", line 515, in solution
+       raise GameUnsolvableException(self, soln_dict)
+    dunshire.errors.GameUnsolvableException: Solution failed with result
+    "unknown."
+    The linear game (L, K, e1, e2) where
+      L = [8.0814704 3.5584693]
+         [3.9986814 9.3381562],
+      K = Nonnegative orthant in the real 2-space,
+      e1 = [1.3288182]
+          [0.7458942],
+      e2 = [0.6814326]
+          [3.3799082],
+      Condition((L, K, e1, e2)) = 41.093597.
+    CVXOPT returned:
+      dual infeasibility: 2.368640021750079e-06
+      dual objective: -7.867137172157051
+      dual slack: 1.1314089173606103e-07
+      gap: 1.1404410161224882e-06
+      iterations: 6
+      primal infeasibility: 1.379959981010593e-07
+      primal objective: -7.867137449574777
+      primal slack: 1.0550559882036034e-08
+      relative gap: 1.4496264027827932e-07
+      residual as dual infeasibility certificate: 0.12711103707156543
+      residual as primal infeasibility certificate: None
+      s:
+       [1.4674968]
+       [0.0000000]
+       [1.4055364]
+       [0.0000000]
+      status: unknown
+      x:
+       [ 7.8671374]
+       [ 1.4674968]
+       [-0.0000000]
+      y:
+       [7.8671372]
+      z:
+       [ 0.0000001]
+       [14.0707905]
+       [ 0.0000002]
+       [ 1.3406728]
+
+
+13. Add game payoff(x,y) method to check solutions.