コード例 #1
0
def leon_trivial2():
    from permutation import Permutation
    from refinement import SubgroupFamily, PartitionStabaliserFamily, Refinement
    from partition import Partition
    from group import PermGroup
    from leon_search import PartitionBacktrackWorkhorse as PBW
    from coset_property import CosetProperty, SubgroupProperty, PartitionStabaliserProperty

    cf = Permutation.read_cycle_form
    a = cf([[2, 3], [4, 6], [5, 8], [9, 11]], 13)
    b = cf([[1, 2, 4, 7, 9, 3, 5, 6, 8, 10, 11, 12, 13]], 13)
    G = PermGroup([a, b])
    fam_subgroup = SubgroupFamily(G)
    prop_subgroup = SubgroupProperty(G)

    stab = Partition([[1, 2], [3, 4]])
    fam_part_stab = PartitionStabaliserFamily(stab)
    prop_part_stab = PartitionStabaliserProperty(stab)

    size = 4
    fam = Refinement([])
    prop = CosetProperty([prop_part_stab])
    pbw = PBW(prop, fam, size)
    pbw.printing = True
    pbw.multi_backtrack = True

    print("Refinements: None")
    print("Desired property: partition stabaliser of [[1,2],[3,4]]")
    print("Heuristics: multi-backtrack")
    print("Search space: Sym(4)")
    gens = pbw.find_partition_backtrack_subgroup()
    print("Generators found:")
    for gen in gens:
        print(gen)
コード例 #2
0
def leon_trivial55():
    from permutation import Permutation
    from refinement import SubgroupFamily, PartitionStabaliserFamily, Refinement
    from partition import Partition
    from group import PermGroup
    from leon_search import PartitionBacktrackWorkhorse as PBW
    from coset_property import CosetProperty, SubgroupProperty, PartitionStabaliserProperty

    cf = Permutation.read_cycle_form
    a = cf([[1, 2, 3]], 4)
    b = cf([[2, 3, 4]], 4)
    G = PermGroup([a, b])
    fam_subgroup = SubgroupFamily(G)
    prop_subgroup = SubgroupProperty(G)

    stab = Partition([[1, 2], [3, 4]])
    fam_part_stab = PartitionStabaliserFamily(stab)
    prop_part_stab = PartitionStabaliserProperty(stab)

    size = 4
    fam = Refinement([fam_subgroup, fam_part_stab])
    prop = CosetProperty([prop_subgroup, prop_part_stab])  # [prop_part_stab])
    pbw = PBW(prop, fam, size)
    pbw.printing = True
    pbw.multi_backtrack = True
    pbw.double_coset_check = False

    print("Refinements: partition stabaliser refinement and subgroup refinement")
    print("Desired property: partition stabaliser of [[1,2],[3,4]] and subgroup of alt(3)")
    print("Heuristics: multi-backtrack")
    print("Search space: Sym(4)")

    gens = pbw.find_partition_backtrack_subgroup()
    print("Generators found:")
    for gen in gens:
        print(gen)