LOWER BOUNDS FOR EIGENVALUES WITH APPLICATION TO THE HELIUM ATOM

[1] ARONSZAJN N, 1951, UNPUB P OKLAHOMA S S, P179

[2] Wave functions for ls2s S-1 helium [J]. PHYSICAL REVIEW, 1936, 49 (09): : 0676 - 0687

[3] ON THE EXISTENCE OF SOLUTIONS OF THE HELIUM WAVE EQUATION [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1951, 70 (MAR) : 212 - 218

[4] GROUND STATE OF THE HELIUM ATOM .2. [J]. PHYSICAL REVIEW, 1959, 115 (02): : 366 - 374

[5] 11S AND 23S STATES OF HELIUM [J]. PHYSICAL REVIEW, 1959, 115 (05): : 1216 - 1221

[6] GROUND STATE OF 2-ELECTRON ATOMS [J]. PHYSICAL REVIEW, 1958, 112 (05): : 1649 - 1658

[7] The theory of Rayleigh's principle as applied to continuous systems [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1928, 119 (782) : 276 - 293

[8] WEINSTEIN A, 1937, MEMORIAL SCI MATH, V88

[9] RAMIFICATIONS, OLD AND NEW, OF THE EIGENVALUE PROBLEM [J]. BULLETIN OF THE AMERICAN MATHEMATICAL SOCIETY, 1950, 56 (02) : 115 - 139

[1] ARONSZAJN N, 1951, UNPUB P OKLAHOMA S S, P179

[2] Wave functions for ls2s S-1 helium [J]. PHYSICAL REVIEW, 1936, 49 (09): : 0676 - 0687

[3] ON THE EXISTENCE OF SOLUTIONS OF THE HELIUM WAVE EQUATION [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1951, 70 (MAR) : 212 - 218

[4] GROUND STATE OF THE HELIUM ATOM .2. [J]. PHYSICAL REVIEW, 1959, 115 (02): : 366 - 374

[5] 11S AND 23S STATES OF HELIUM [J]. PHYSICAL REVIEW, 1959, 115 (05): : 1216 - 1221

[6] GROUND STATE OF 2-ELECTRON ATOMS [J]. PHYSICAL REVIEW, 1958, 112 (05): : 1649 - 1658

[7] The theory of Rayleigh's principle as applied to continuous systems [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1928, 119 (782) : 276 - 293

[8] WEINSTEIN A, 1937, MEMORIAL SCI MATH, V88

[9] RAMIFICATIONS, OLD AND NEW, OF THE EIGENVALUE PROBLEM [J]. BULLETIN OF THE AMERICAN MATHEMATICAL SOCIETY, 1950, 56 (02) : 115 - 139