You can algebraically reformulate
(sqrt(x)/eta - 1)^2
to
x/eta^2 - 2*sqrt(x)/eta + 1
and then you can apply sum(...)
to that.
thank u for your help!
You can algebraically reformulate
(sqrt(x)/eta - 1)^2
to
x/eta^2 - 2*sqrt(x)/eta + 1
and then you can apply sum(...)
to that.
thank u for your help!