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以專攻博: 第四階段(博)

Posted on August 20, 2007 by rpflee

以你的專長來掌握其他任何科目。

…

例子七: 以代數攻代數

(a+b)^2

= (a+b)(a+b)

= a^2 + ab + ba + b^2

= a^2 + 2 ab + b^2

例子九: 以幾何攻代數

(a+b)^2

=(a+b) squared

= geometric_algebra.thumbnail

= a^2 + ab + ba + b^2

= a^2 + 2 ab + b^2
 
 
 
August 20, 2007 (c) CHK2

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This entry was posted in amaths-wars, 我與A.Maths爭鬥三十年 by rpflee. Bookmark the permalink.

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