avoid detour through multivariate polynomial ring

sagemath · Jan 11, 2023 · 0e9a4e2 · 0e9a4e2
1 parent 23f2c2d
commit 0e9a4e2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/sage/rings/ring_extension_element.pyx b/src/sage/rings/ring_extension_element.pyx
@@ -1464,7 +1464,7 @@ cdef class RingExtensionWithBasisElement(RingExtensionElement):
             mod = parent.modulus()
             S = mod.parent().quotient(mod)
             try:
-                return S(self.polynomial()).minpoly()
+                return S(list(self.vector())).minpoly()
             except NotImplementedError:
                 pass  # fall back to generic code below