Path: blob/master/src/sage/groups/perm_gps/partn_ref/double_coset.pxd
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#***************************************************************************** # Copyright (C) 2006 - 2011 Robert L. Miller <[email protected]> # # Distributed under the terms of the GNU General Public License (GPL) # http://www.gnu.org/licenses/ #***************************************************************************** include 'sage/ext/cdefs.pxi' include 'sage/ext/stdsage.pxi' include 'data_structures_pxd.pxi' # includes bitsets from sage.rings.integer cimport Integer cdef struct dc_work_space: int degree # for nontrivial input groups int *perm_stack # n^2 ints StabilizerChain *group1 # degree n StabilizerChain *group2 # degree n # the rest PartitionStack *current_ps # degree n PartitionStack *first_ps # degree n int *int_array # 5*n ints bitset_t *bitset_array # (n + 2*len_of_fp_and_mcr + 1) bitset_t's, each of size n OrbitPartition *orbits_of_subgroup # degree n cdef dc_work_space *allocate_dc_work_space(int) cdef void deallocate_dc_work_space(dc_work_space *) cdef int double_coset( void *, void *, PartitionStack *, int *, int, bint (*)(PartitionStack *, void *), int (*)(PartitionStack *, void *, int *, int), int (*)(int *, int *, void *, void *, int), StabilizerChain *, dc_work_space *, int *) except -1