1 files changed, 0 insertions, 23 deletions
diff --git a/sumofsquares/sosexprbase/mixins/sosexprbasemixin.py b/sumofsquares/sosexprbase/mixins/sosexprbasemixin.py
deleted file mode 100644
index e9eabac..0000000
--- a/sumofsquares/sosexprbase/mixins/sosexprbasemixin.py
+++ /dev/null
@@ -1,23 +0,0 @@
-import functools
-import polymatrix
-
-from sumofsquares.sosexprbase.mixins.exprbasemixin import ExprBaseMixin
-
-
-class SOSExprBaseMixin(ExprBaseMixin):
-    @functools.cached_property
-    def sos_monom(self) -> polymatrix.Expression:
-        return self.expr.quadratic_monomials(self.variables).cache()
-
-    @functools.cached_property
-    def sos_matrix(self) -> polymatrix.Expression:
-        sos_matrix = self.expr.quadratic_in(
-            variables=self.variables, 
-            monomials=self.sos_monom,
-        ).symmetric().cache()
-
-        return sos_matrix
-
-    @property
-    def sos_matrix_vec(self) -> polymatrix.Expression:
-        return self.sos_matrix.reshape(-1, 1)