Systematic construction of upper and lower bounds to the ground state energy of the Schr�dinger equation
1986 ◽
Vol 30
(S20)
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pp. 21-32
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Keyword(s):
1991 ◽
Vol 32
(12)
◽
pp. 3392-3404
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2004 ◽
Vol 332
(1-2)
◽
pp. 54-59
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Keyword(s):
1988 ◽
Vol 149
(5-6)
◽
pp. 516-520
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