ON SCHWINGER VARIATIONAL PRINCIPLE

[1] BURTON WK, 1953, PHILOS MAG, V44, P161

[2] DIRAC PAM, 1947, PRINCIPLES QUANTUM M, P103

[3] GREEN HS, 1953, PHYS REV, V90, P279

[4] MCCARTHY IE, 1955, P CAMBRIDGE PHIL SOC, V51, P131

[5] THE COMMUTATION LAWS OF RELATIVISTIC FIELD THEORY [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1952, 214 (1117): : 143 - 157

[6] SCHWINGER J, 1953, PHILOS MAG, V44, P1171

[7] SCHWINGER J, 1953, PHYS REV, V91, P713, DOI 10.1103/PhysRev.91.713

[8] THE THEORY OF QUANTIZED FIELDS .1. [J]. PHYSICAL REVIEW, 1951, 82 (06): : 914 - 927

[9] COMMUTATION RELATIONS OF INTERACTING SPINOR FIELDS [J]. PHYSICAL REVIEW, 1957, 105 (06): : 1919 - 1923

[10] VONHELMHOLTZ H, 1886, J MATH, V100, P137

[1] BURTON WK, 1953, PHILOS MAG, V44, P161

[2] DIRAC PAM, 1947, PRINCIPLES QUANTUM M, P103

[3] GREEN HS, 1953, PHYS REV, V90, P279

[4] MCCARTHY IE, 1955, P CAMBRIDGE PHIL SOC, V51, P131

[5] THE COMMUTATION LAWS OF RELATIVISTIC FIELD THEORY [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1952, 214 (1117): : 143 - 157

[6] SCHWINGER J, 1953, PHILOS MAG, V44, P1171

[7] SCHWINGER J, 1953, PHYS REV, V91, P713, DOI 10.1103/PhysRev.91.713

[8] THE THEORY OF QUANTIZED FIELDS .1. [J]. PHYSICAL REVIEW, 1951, 82 (06): : 914 - 927

[9] COMMUTATION RELATIONS OF INTERACTING SPINOR FIELDS [J]. PHYSICAL REVIEW, 1957, 105 (06): : 1919 - 1923

[10] VONHELMHOLTZ H, 1886, J MATH, V100, P137