آیا ریاضیات مغز ما را به کار می اندازد ؟
چهارشنبه, ۱۰ دی ۱۳۹۳، ۰۵:۲۷ ب.ظ
Having an axe does not make you a lumberjack!
But if you don't have an axe you can't be a lumberjack
Having an axe does not make you a lumberjack!
But if you don't have an axe you can't be a lumberjack
