New posts in Derivatives

Solving $\left(x-c_1\frac{d}{dx}\right)^nf(x)=0$ for $f(x)$

Finite differences second derivative as successive application of the first derivative

Show that $\lim_{x\to 0^+} xf'(x)=0$.

Derivative of argmin in a constrained problem

Is there any geometrical intuition for the factorials in Taylor expansions?

How to calculate $ \left| \sin x \right| $ derivative in a more elegant way?

If the difference quotient $\frac{f(y)-f(x)}{y-x}$ has a limit along a line $(x,y)\to(c,c)$, does the ordinary derivative $f'(c)$ exist?

Is the derivative of a periodic function always periodic?

How to solve this ODE with the Laplace transform?

Does there exist a monotonically decreasing function that is its own derivative?