Green’s-function Monte Carlo algorithm for the solution of the Schrödinger equation with the shadow wave function

1991 ◽  
Vol 44 (14) ◽  
pp. 7373-7377 ◽  
Author(s):  
Silvio A. Vitiello ◽  
Paula A. Whitlock
Keyword(s):  
Monte Carlo ◽  
Wave Function ◽  
Schrödinger Equation ◽  
Green’S Function ◽  
Green's Function ◽  
Schrodinger Equation ◽  
Monte Carlo Algorithm ◽  
Green's Function Monte Carlo

PATH INTEGRAL CALCULATION OF GREEN’S FUNCTION FOR SCHRÖDINGER EQUATION IN UNITARY GAUGE

1992 ◽  
Vol 07 (31) ◽  
pp. 7775-7786
Author(s):  
L. ROZANSKY
Keyword(s):  
Schrödinger Equation ◽  
Green’S Function ◽  
Green's Function ◽  
Path Integral ◽  
Schrodinger Equation ◽  
Preexponential Factor ◽  
Unitary Gauge ◽  
Gauge Fixing

Green’s function of Schrödinger equation is represented as a time-reparametrization invariant path integral. Unitary gauge fixing enables us to get the WKB preexponential factor without calculating determinants of operators containing derivatives.

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