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searching for Stationary phase approximation 4 found (17 total)

alternate case: stationary phase approximation

Dephasing rate SP formula (1,212 words) [view diff] no match in snippet view article find links to article

-\omega )} Due to inherent limitations of the semiclassical (stationary phase) approximation, the physically correct procedure is to use the non-symmetrized

Quantum chaos (4,340 words) [view diff] exact match in snippet view article find links to article

Maslov (approximately Fourier transforming to momentum space (stationary phase approximation with h a small parameter) to avoid such points and afterwards

Path integral formulation (14,277 words) [view diff] no match in snippet view article find links to article

The path integral formulation is a description in quantum mechanics that generalizes the stationary action principle of classical mechanics. It replaces

Michael Atiyah (8,820 words) [view diff] exact match in snippet view article find links to article

of a moment map for a torus action is given exactly by the stationary phase approximation (which is in general just an asymptotic expansion rather than