關於homogeneous.... - 經濟

By Ophelia
at 2005-07-03T21:29
at 2005-07-03T21:29
Table of Contents
Euler's Law
說明如果一個函數本身是homogeneous的話
他本身必定符合下面的式子....
a f(x)
f(x) = Σ ___________ xi
i a(xi)
(a是偏導數符號)
這個本身是充分且必要的嗎???
要如何證明呢???
我的意思是 直接check當然沒有問題 但是為什麼可以這麼直覺的說明出來
有沒有一個來龍去脈可以去追溯的???
--
Mathematics is a foundation for any other inquiry.
And an Inquiry when it is mathematical,
can be accounted for only when a Truth being found. ~ H. Poincare
--
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By Olivia
at 2005-07-05T19:40
at 2005-07-05T19:40

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at 2005-07-08T21:21
at 2005-07-08T21:21
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