∂

#rotated d #partial derivative #curly d #delta symbol #physics symbol #differential operator

∇🧮📈

#nabla #del operator #vector calculus #vector field #derivative #differential operator

∇🧮💧💨

#nabla #divergence #del operator #vector calculus #vector field #flux #sink #differential operator

∇²Ψ

#laplacian #pde operator #vector calculus #differential operator #schrödinger equation

∇🧮🌀

#nabla #curl #del operator #vector calculus #vector field #differential operator

��

#laplacian #laplace operator #differential operator #vector calculus #pde

Δ📐⚡️∇²

#laplace operator #laplacian #differential operator #del squared #potential theory #vector calculus #pde