Re: Increasing Decreasing function

Posted by Abhitesh on Feb 25, 2017; 3:12pm
URL: http://discussion-forum.276.s1.nabble.com/Increasing-Decreasing-function-tp7603274p7603280.html

|f(y)-f(x)| <= |x-y|^3
=>|f(y)-f(x)|/|y-x| <= |x-y|^2

Let y=x+h Lim h->0
=>|df/dx| <= h^2 = 0
=> The function is constant.