NONPERTURBATIVE METHODS
The following sections are included:
Expansion in Terms of Planck's Constant
Small Deviations
Stationary Phase Approximation: Particle in an External Potential
Wentzel-Kramers-Brillouin and Stationary Phase Approximation: Compatibility
Stationary Phase Approximation: Charged Particle in an External Magnetic Field
Particle in an External Gravitational Field and Heat Kernel Expansion
Partition Functions and Functional Determinants
Second order operators and the zeta function method
First order operators and the zeta function method: Preliminary version
First order operators and the zeta function method: Improved version
First order operators and the zeta function method: Final version