String method

class string_method.Path(a, b, pos, N, fix_ends=False)

Bases: object

eulerArc(potential, dt=1e-07)

Euler method to integrate dynamics.

reparametrizeArc()

Equal arc parameterisation of the path.

class string_method.PotentialPathAnalyt(path, en_f, en_in)

Bases: object

grad()

Mathematical form of gradient (dV/dx, dV/dy) along the path gamma.

total()

Mathematical form of the total potential function V along the path gamma.

update(path)