最近收到一封信 叫做給爸爸媽媽的備忘錄
- Jun 05 Mon 2006 20:54
小朋友
- May 30 Tue 2006 10:11
Leonardo Da Vinci
達文西(Leonardo Da Vinci)
不但於藝術上極有成就，而且他精通解剖學、光學和水力學。
- May 30 Tue 2006 09:50
Leonardo Pisano Fibonacci
Fibonacci played an important role in reviving ancient mathematics and made significant contributions of his own. Liber abaci introduced the Hindu-Arabic place-valued decimal system and the use of Arabic numerals into Europe.
- May 28 Sun 2006 20:50
Fibonacci series
1 1 2 3 5 8 13 21 34 55 89
