(e^(-10 (x - 0.25)))/(e^(-10 (x - 0.25)) + 1)^2 from x = 0 to x=1

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.