New posts in Partial Derivative

Why can you mix Partial Derivatives with Ordinary Derivatives in the Chain Rule?

Derivation of the multivariate chain rule

General solution to Laplace Equation

What is the difference between partial and normal derivatives?

How to solve $\frac{\partial{\rm B}}{\partial b}\left(0^+,1\right)=-\frac{\pi^2}{6}$

To find the extreme values of function

Show Laplace operator is rotationally invariant

Hessian matrix as derivative of gradient

The "second derivative test" for $f(x,y)$

Is there such a thing as partial integration?