Iphone: 三角函數軟件

15 12 2008

Free App: Polar Sweep

仲記得自己中學時期, 算術科都叫唔錯, 但係一計到啲三角函數,好似 sin, cos, tan.. 跟住又 x 又 y 又 z, 我就真係投哂降.  不過諗返轉頭, 以前唔識計就好似好大件事, 依家睇返就真係得啖笑.

如果閣下仲係讀緊書嘅, 不妨 Download 嚟搭車睇下, 咪當溫下習囉.


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