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-rw-r--r--polymatrix/__init__.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/polymatrix/__init__.py b/polymatrix/__init__.py
index 8f5d28e..0c15ae3 100644
--- a/polymatrix/__init__.py
+++ b/polymatrix/__init__.py
@@ -1,6 +1,7 @@
import collections
import dataclasses
import itertools
+import math
import typing
import numpy as np
import scipy.sparse