-

cool-RR · cool-RR · commit b23e3c0f667e · 2014-09-30T19:16:14.000+03:00
diff --git a/source_py3/python_toolbox/combi/perm_space.py b/source_py3/python_toolbox/combi/perm_space.py
@@ -727,6 +727,7 @@ def index(self, perm):
 
             wip_perm_number = 0
             unused_values = list(self.sequence)
+            perm_sequence_list = list(perm._perm_sequence)
             for i, value in enumerate(perm):
                 unused_values.remove(value)
                 lower_values = [thing for thing in
@@ -735,9 +736,10 @@ def index(self, perm):
                                                     self.sequence.index(value)]
                 for lower_value in lower_values:
                     wip_perm_number += PermSpace(
-                        wip_perm_sequence[:i] + [lower_value],
-                        degrees=self.degrees,
-                        fixed_map=dict(enumerate(temp_perm_sequence))
+                        self.sequence,
+                        fixed_map=dict(
+                            enumerate(perm_sequence_list + [lower_value])
+                        )
                     ).length
                 
             perm_number = wip_perm_number
diff --git a/source_py3/python_toolbox/math_tools/sequences.py b/source_py3/python_toolbox/math_tools/sequences.py
@@ -66,7 +66,9 @@ def shitfuck(k, recurrence_counter):
     if not isinstance(recurrence_counter, nifty_collections.FrozenCrateCounter):
         recurrence_counter = \
                        nifty_collections.FrozenCrateCounter(recurrence_counter)
-    if k == 1:
+    if k == 0:
+        return 1
+    elif k == 1:
         assert recurrence_counter
         # (Works because `FrozenCrateCounter` has a functioning `__bool__`,
         # unlike Python's `Counter`.)
