Z=abs(x)*exp(abs(x)/y)

1

z=abs(x)*exp(abs(x)/y);
this function is convex(I have proved it),but I do not know how to deal with it so that cvx can accept it.
Thank you.

2

Isn’t this the same problem of yours which was addressed by @Michal_Adamaszek at Interpolation error ?

3

I have found it.
Thank you,Mark.