Strict printing for powers

src/tokens/operator.rs

@@ -108,8 +108,8 @@ impl Operator {
 			Operator::Power => {
 				return format!(
 					"{}^{}",
-					self.add_parens_to_arg(&args[0]),
-					self.add_parens_to_arg(&args[1])
+					self.add_parens_to_arg_strict(&args[0]),
+					self.add_parens_to_arg_strict(&args[1])
 				);
 			},