SECOND-ORDER ERROR IN VARIATIONAL CALCULATION OF MATRIX-ELEMENTS

[1] VARIATIONAL PRINCIPLES FOR EXPECTATIONS [J]. PHYSICAL REVIEW, 1968, 166 (05): : 1255 - &

[2] UPPER AND LOWER BOUNDS ON QUANTUM-MECHANICAL MATRIX-ELEMENTS [J]. PHYSICAL REVIEW A, 1973, 8 (01) : 119 - 130

[3] ERROR ESTIMATES FOR ATOMIC AND MOLECULAR QUANTITIES [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1965, 85 (545P): : 399 - &

[4] THE SCREENING APPROXIMATION FOR THE HELIUM SEQUENCE [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1960, 257 (1291): : 534 - 540

[5] VARIATIONAL CALCULATION OF EXPECTED VALUES FOR HELIUM ATOM [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1967, 92 (575P): : 55 - &

[6] VARIATION PRINCIPLES FOR AN ARBITRARY OPERATOR .2. OFF-DIAGONAL ELEMENTS AND SCATTERING STATES [J]. NUCLEAR PHYSICS, 1963, 45 (02): : 313 - &

[7] USEFUL EXTREMUM PRINCIPLE FOR VARIATIONAL CALCULATION OF MATRIX-ELEMENTS [J]. PHYSICAL REVIEW A, 1974, 9 (01): : 108 - 117

[8] CONSTRUCTING VARIATIONAL PRINCIPLES [J]. PHYSICAL REVIEW A, 1973, 8 (02): : 662 - 665

[9] USEFUL EXTREMUM PRINCIPLE FOR VARIATIONAL CALCULATION OF MATRIX-ELEMENTS .2. [J]. JOURNAL OF MATHEMATICAL PHYSICS, 1975, 16 (03) : 455 - 461

[10] HIRSCHFELDER JO, 1964, ADV QUANTUM CHEM, V1, P255

[1] VARIATIONAL PRINCIPLES FOR EXPECTATIONS [J]. PHYSICAL REVIEW, 1968, 166 (05): : 1255 - &

[2] UPPER AND LOWER BOUNDS ON QUANTUM-MECHANICAL MATRIX-ELEMENTS [J]. PHYSICAL REVIEW A, 1973, 8 (01) : 119 - 130

[3] ERROR ESTIMATES FOR ATOMIC AND MOLECULAR QUANTITIES [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1965, 85 (545P): : 399 - &

[4] THE SCREENING APPROXIMATION FOR THE HELIUM SEQUENCE [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1960, 257 (1291): : 534 - 540

[5] VARIATIONAL CALCULATION OF EXPECTED VALUES FOR HELIUM ATOM [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1967, 92 (575P): : 55 - &

[6] VARIATION PRINCIPLES FOR AN ARBITRARY OPERATOR .2. OFF-DIAGONAL ELEMENTS AND SCATTERING STATES [J]. NUCLEAR PHYSICS, 1963, 45 (02): : 313 - &

[7] USEFUL EXTREMUM PRINCIPLE FOR VARIATIONAL CALCULATION OF MATRIX-ELEMENTS [J]. PHYSICAL REVIEW A, 1974, 9 (01): : 108 - 117

[8] CONSTRUCTING VARIATIONAL PRINCIPLES [J]. PHYSICAL REVIEW A, 1973, 8 (02): : 662 - 665

[9] USEFUL EXTREMUM PRINCIPLE FOR VARIATIONAL CALCULATION OF MATRIX-ELEMENTS .2. [J]. JOURNAL OF MATHEMATICAL PHYSICS, 1975, 16 (03) : 455 - 461

[10] HIRSCHFELDER JO, 1964, ADV QUANTUM CHEM, V1, P255