how to define a variable as a function of another variable in symbolic toolbox

37 次查看（过去 30 天）
Amit Kumar
Amit Kumar 2014-10-5
评论： Amit Kumar 2014-10-6
Hi I am just wondering whether is it possible to do following: define a variable as a function of x
u=f(x)
Then,
d/dx (u*x) = u'x + xu'
u' is first derivative of u w.r.t. x.
Is this possible to do using matlab symbolic toolbox?

请先登录，再回答此问题。

回答（1 个）

Azzi Abdelmalek
Azzi Abdelmalek 2014-10-5
syms x u
u=cos(x)
y=u*x
out=diff(y,x)
  3 个评论
显示 1更早的评论

请先登录，再进行评论。

类别

在 Help Center 和 File Exchange 中查找有关 Conversion Between Symbolic and Numeric 的更多信息

标签

产品

Community Treasure Hunt

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

Start Hunting!

Translated by