// // NSString+MPExpressionElement.m // MathKit // // Created by Kim Wittenburg on 10.08.14. // Copyright (c) 2014 Kim Wittenburg. All rights reserved. // #import "NSString+MPExpressionElement.h" @implementation NSString (MPExpressionElement) - (BOOL)isString { return YES; } - (BOOL)isFunction { return NO; } @end