Geometric minimum action
= Geometric minimum action
On a zero-Hamiltonian infinite-time fluctuation path, the Freidlin--Wentzell action can be parametrized independently of time as $I=\int\|a\|ds-a\mathbin\cdot d\phi$ in the diffusion metric.
= Geometric minimum action
On a zero-Hamiltonian infinite-time fluctuation path, the Freidlin--Wentzell action can be parametrized independently of time as $I=\int\|a\|ds-a\mathbin\cdot d\phi$ in the diffusion metric.