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Diffstat (limited to '')
| -rw-r--r-- | polymatrix/polymatrix/mixins.py | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/polymatrix/polymatrix/mixins.py b/polymatrix/polymatrix/mixins.py index 44f1e07..bb971b9 100644 --- a/polymatrix/polymatrix/mixins.py +++ b/polymatrix/polymatrix/mixins.py @@ -6,6 +6,7 @@ import math import numpy as np from abc import ABC, abstractmethod +from collections import Counter from numpy.typing import NDArray from typing import Iterable, Sequence, Callable, cast, TYPE_CHECKING from typing_extensions import override @@ -445,15 +446,8 @@ class PolyMatrixAsAffineExpressionMixin(PolyMatrixMixin, ABC): for key, val in compute_with_triangles(self.degree, x).items(): # See comment above for structure of key # Count occurrences to convert to MonomialIndex - new_key: dict[int, int] = {} - for e in key: - if e in new_key: - new_key[e] += 1 - else: - new_key[e] = 1 - - index = MonomialIndex(VariableIndex(self.variable_indices[k], v) - for k, v in new_key.items()) + index = MonomialIndex(sorted(VariableIndex(self.variable_indices[k], v) + for k, v in Counter(key).items())) monomial_values[index] = val # Sort the values by monomial index, which have a total order @@ -530,7 +524,7 @@ class PolyMatrixAsAffineExpressionMixin(PolyMatrixMixin, ABC): # efficiency gain is useless if most of the computed terms are not # used. # TODO: tune heuristic - if len(self.slices) > n: + if len(self.slices) > 0: # Compute all powers of x up to degree d all_monomials = self.monomials_eval_all(x) monomials = { |