-# Sage doesn't load ~/.sage/init.sage during testing (sage -t), so we
-# have to explicitly mangle our sitedir here so that "mjo.cone"
-# resolves.
-from os.path import abspath
-from site import addsitedir
-addsitedir(abspath('../../'))
-
from sage.all import *
def random_permutation_invariant_cone(lattice=None,
A cone is said to be permutation-invariant if ``P(K)`` is a subset
of ``K`` for every permutation matrix ``P``.
- EXAMPLES:
+ SETUP::
+
+ sage: from mjo.cone.rearrangement import rearrangement_cone
+ sage: from mjo.cone.permutation_invariant import is_permutation_invariant
+
+ EXAMPLES::
sage: all([ is_permutation_invariant(rearrangement_cone(p,n))
....: for n in range(3, 6)