Parametrization
2011-12-04 2:24 pm
Find a parametrization r (u,v) D: R^2 -> R^2 for the region bounded by xy=1 xy=5 y=5x y=x
回答 (1)
2011-12-04 7:51 pm
✔ 最佳答案
Define u = xy and v = y/xThen D is the region bounded by u=1 and u=5 and v=1 and v=5圖片參考：http://i1090.photobucket.com/albums/i376/Nelson_Yu/blank.jpg
2011-12-05 21:27:23 補充：
x = √(u/v)
y = √(uv)
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https://hk.answers.yahoo.com/question/index?qid=20111204000051KK00097