Category
page 1Elliptic partial differential equations
Laplace's equation
second order partial differential equation
Laplace operator
divergence of the gradient
Helmholtz equation
elliptic partial differential equation (∇²+𝑘²)𝑓=0
Atiyah–Singer index theorem
theorem that the difference between the dimensions of the kernel and cokernel of a differential operator on a manifold is the integral of a characteristic class
elliptic operator
Type of differential operator
biharmonic function
function f satisfying Δ²f=0
Grad–Shafranov equation
equilibrium equation
Hopf maximum principle