Fit in matlab equations

1 次查看（过去 30 天）
Ede gerlderlands
Ede gerlderlands 2013-7-17
How can I fir cube equation in matlab

请先登录，再回答此问题。

回答（1 个）

Daniel Pereira
Daniel Pereira 2013-7-17
Did you try
z = x^-3;
p = polyfit(z,y,1)
then
yy = p(1) * z + p(2);
which has the form
yy = a * x.^-3 + b;
  1 个评论
Ede gerlderlands
Ede gerlderlands 2013-7-17
编辑：Ede gerlderlands 2013-7-17
I modified my question as per your suggestion. There are issues I mentioned in the questions. Thank you

请先登录，再进行评论。

类别

在 Help Center 和 File Exchange 中查找有关 Linear and Nonlinear Regression 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by