这位中世纪数学家因推广阿拉伯数字系统而闻名于世,该系统使用零、小数点和10个数字,而不是笨重的罗马数字系统。不过,最著名的还是他的数字序列:0,1,1,2,3,5,8……这个数列从第3项开始,每一项都等于前两项之和。忽略掉零,前四个数字对应今天的日期11/23。
Your creativity and hard work shone through and you won a freakin' Community Challenge! Congratulations, pard'ner. Not yet earned List Legend When everyone else zigged, you zagged. When everyone took the low road, you took the high road. When everyone posted nothing but quizzes, you're ...
Your creativity and hard work shone through and you won a freakin' Community Challenge! Congratulations, pard'ner. Not yet earned List Legend When everyone else zigged, you zagged. When everyone took the low road, you took the high road. When everyone posted nothing but quizzes, you're ...