什麽軟件可以 fitting a curve

來源: shangzh200 於 2004-11-18 06:40:10 [] [舊帖] [給我悄悄話] 閱讀數 : (101 bytes)

common tangent to a series circles? The curve is in the form of y=a+bx^c(power model)
thanks a lot

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