Monday, 8 September 2014

real analysis - Differentiable functions such that the derivative is nowhere continuous.

Is there a function $f:\mathbb R\to\mathbb R$ which is differentiable but such that the derivative is nowhere continuous?

No comments:

Post a Comment

real analysis - How to find $lim_{hrightarrow 0}frac{sin(ha)}{h}$

How to find $\lim_{h\rightarrow 0}\frac{\sin(ha)}{h}$ without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...