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-rw-r--r--polymatrix/expression/mixins/expressionbasemixin.py6
1 files changed, 3 insertions, 3 deletions
diff --git a/polymatrix/expression/mixins/expressionbasemixin.py b/polymatrix/expression/mixins/expressionbasemixin.py
index 06162ce..7f58339 100644
--- a/polymatrix/expression/mixins/expressionbasemixin.py
+++ b/polymatrix/expression/mixins/expressionbasemixin.py
@@ -1,9 +1,9 @@
import abc
-from polymatrix.expressionstate.abc import ExpressionState
-from polymatrix.polymatrix.abc import PolyMatrix
+from polymatrix.expressionstate.mixins import ExpressionStateMixin
+from polymatrix.polymatrix.mixins import PolyMatrixMixin
class ExpressionBaseMixin(abc.ABC):
@abc.abstractmethod
- def apply(self, state: ExpressionState) -> tuple[ExpressionState, PolyMatrix]: ...
+ def apply(self, state: ExpressionStateMixin) -> tuple[ExpressionStateMixin, PolyMatrixMixin]: ...