Hi,

Got a bit of a problem,

I have an equation of a curve

y=c*atan(d(x+e))-x

and i want to find out values of x where y equals zero.

Any ideas?

I differentiated my equation so i could find the peak if that helps anyone.

dy/dx = (c*d/(1+(d(x+e))^2))-1

Thanks in advance,

Andrew