西尔多·冯·卡门是匈牙利人,六岁的时候,他的数学天赋曾经在家里引发过一次影响卡门一生的争论。那是一个安静的晚上,卡门的哥哥正在做着数学题,卡门凑上来看热闹。哥哥可不愿被人打扰,于是他想让弟弟知难而退:“看什么看,有什么好看的?难道你知道15×l5等于多少么?” Cyrdo von Carmen, a Hungarian, was six years old. His math talent triggered a controversy that affected Carmen’s life at home. It was a quiet night, Carmen’s brother is doing math problems, Carmen cabaret up to watch. Brother do not want to be disturbed, so he wants his younger brother to quit: “see what to see, what is good-looking? Do you know 15 * l5 is equal to what?”