Derjaguin approximation, expression of force profile interaction between finite size bodies
Orders of approximation | Stirling's approximation | Polynomial-time approximation scheme | Born approximation | Wien approximation | Simultaneous perturbation stochastic approximation | polynomial-time approximation scheme | Korringa–Kohn–Rostoker approximation | Eikonal approximation | Diophantine approximation | Derjaguin approximation | Boussinesq approximation | Approximation |