Bipositive projection operators in partially ordered vector spaces (density and extremal properties)
1978 ◽
Vol 81
(1)
◽
pp. 301-311
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1997 ◽
Vol 56
(3)
◽
pp. 473-481
1998 ◽
Vol 9
(3)
◽
pp. 341-349
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Keyword(s):
1991 ◽
Vol 51
(2)
◽
pp. 187-215
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1968 ◽
Vol 64
(4)
◽
pp. 989-1000
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1983 ◽
Vol 107
(2)
◽
pp. 403-458
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Keyword(s):