diff --git a/src/setting/Any-num.pm b/src/setting/Any-num.pm
index 98fbc8c0303..d1b5822303d 100644
--- a/src/setting/Any-num.pm
+++ b/src/setting/Any-num.pm
@@ -64,6 +64,16 @@ class Any is also {
             default { die "Unable to convert to base: $base" }
         }
     }
+    
+    our Num multi method sin($base = 'radians') is export {
+        self.Num!to-radians($base).sin; # seems awkward, but the obvious way of doing
+                                        # this is tripping up on some wierd Rakudo-bug
+    }
+    
+    our Num multi method cos($base = 'radians') is export {
+        self.Num!to-radians($base).cos; # seems awkward, but the obvious way of doing
+                                        # this is tripping up on some wierd Rakudo-bug
+    }
 }
 
 our Num sub rand (*@args) {
diff --git a/src/setting/Complex.pm b/src/setting/Complex.pm
index 395a8305cc5..208bf370c49 100644
--- a/src/setting/Complex.pm
+++ b/src/setting/Complex.pm
@@ -103,12 +103,12 @@ multi sub infix:<**>($a, Complex $b) {
 }
 
 class Complex is also {
-    method sin($base = 'radians') {
-        $.re.sin($base) * $.im.cosh($base) + 1i * $.re.cos($base) * $.im.sinh($base);
+    multi method sin($base = 'radians') {
+        $.re.sin($base) * $.im.cosh($base) + ($.re.cos($base) * $.im.sinh($base))i;
     }
     
-    method cos($base = 'radians') {
-        $.re.cos($base) * $.im.cosh($base) - 1i * $.re.sin($base) * $.im.sinh($base);
+    multi method cos($base = 'radians') {
+        $.re.cos($base) * $.im.cosh($base) - ($.re.sin($base) * $.im.sinh($base))i;
     }
 }