簡單的向量運算子 - 考試
By Cara
at 2015-08-10T20:56
at 2015-08-10T20:56
Table of Contents
大家好 請教大家簡單的運算子
▽.(fv) = (▽f).v + f▽.v
請問是怎麼來的呢?
老師好像說
▽.(fv) = ▽.(fv) + ▽.(fv) 但之後就不會湊成跟上式一樣了
f v
因為我的想法是 ▽.(fv) = (▽f).v + (▽v).f
請問為何不是這樣呢?
謝謝!! ^^
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