Category talk:Wren-long: Difference between revisions

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@@ Line 708: / Line 708: @@
     // Returns the current instance multiplied by 'n' modulo 'mod'.
     modMul(n, mod) {
+        if (!(n is ULong)) n = ULong.new(n)
+        if (!(mod is ULong)) mod = ULong.new(mod)
+        if (mod.isZero) Fiber.abort("Cannot take modMul with modulus 0.")
         var x = ULong.zero
         var y = this
@@ Line 1,295: / Line 1,298: @@
     // Returns the current instance multiplied by 'n' modulo 'mod'.
-    modMul(n, mod) { Long.sigma_(_sig, _mag.modMul(n, mod)) }
+    modMul(n, mod) { Long.sigma_(_sig * n.sign , _mag.modMul(n.abs, mod.abs)) }
     // Returns the current instance to the power 'exp' modulo 'mod'.
     modPow(exp, mod) {
+        if (!(exp is Long)) exp = Long.new(exp)
+        if (!(mod is Long)) mod = Long.new(mod)
         var mag = _mag.modPow(exp, mod)
         var sign