Update README.md

Author: TodePond

Diff for: README.md

@@ -270,7 +270,7 @@ function add (a, b) => a + b!
 func multiply (a, b) => a * b!
 fun subtract (a, b) => a - b!
 fn divide (a, b) => a / b!
-functi power (a, b) => a ** b!
+functi power (a, b) => a ^ b!
 union inverse (a) => 1/a!
 ```