April 2014
Beginner to intermediate
830 pages
15h 21m
Chinese
Content preview from Mathematica 錦囊妙計
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11.5 積分
|
433
11.5 積分
問題點
你需要進行定積分或不定積分的符號運算。[Page-435]
解決方案
使用
Integrate
指令或
∫
可進行各種積分，不定積分只需要指定積分函數及變數即可運
算。
而定積分需給定積分區間，區間的上下限可為數值或是表達式。
ch11.indd 433 2014/4/2 下午 01:03:43
434
|
第十一章
積分區間上下限甚至可以是正負無窮大，
Infinity
或
-Infinity
。
討論說明
Integrate
指令可以處理你在學校裡、工程上或自然科學上所遇到的大多數問題。
Integrate
指令若輸入多變數可進行重積分運算，或者你也可以藉由輸入數個傳統積分
符號進行重積分。[Page-436]
ch11.indd 434 2014/4/2 下午 01:03:44
11.5 積分
|
435
由於收斂性的問題，有些積分結果將包含條件或假設，在進行積分時可給定某些假設，
以簡化積分的輸出。
你也可以使用選項
GenerateConditions
→
False
簡化積分的輸
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.