Give an example of 2 continuous functions satisfying and such the composition is differentiable at but neither f nor g is differentiable at .

Printable View

- September 1st 2009, 10:16 AMDaRush19Continuous but not differentiable
Give an example of 2 continuous functions satisfying and such the composition is differentiable at but neither f nor g is differentiable at .

- September 1st 2009, 10:19 AMDaRush19
- September 1st 2009, 10:24 AMEnrique2
Define if and . We have

for all . Neither nor is continuous at 0.