diff --git a/common-errors.go b/common-errors.go
index 7e7f194..1909a3b 100644
--- a/common-errors.go
+++ b/common-errors.go
@@ -18,6 +18,10 @@ func errExpectedGot(funcName string, kind string, value any) error {
 	return fmt.Errorf("%s() expected %s, got %T (%v)", funcName, kind, value, value)
 }
 
+func errDivisionByZero(funcName string) error {
+	return fmt.Errorf("%s() division by zero", funcName)
+}
+
 // --- Parameter errors
 
 func errOneParam(funcName string) error {