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COBORDISM CLASSES OF FIBERINGS OVER PRODUCT OF PROJECTIVE SPACES
Authors:Wang Yanying  Li Jingyan
Institution:aCollege of Mathematics and Information Science, Hebei Normal University, Shijiazhuang 050016, China;bDepartment of Mathematics and Physics, Shijiazhuang Railway Institute, Shijiazhuang 050043, China
Abstract:Let RP(k) denotethe k-dimensional real projective space. This article deter mines which cobordism classes are represented by the total space of a fibering with pre scribed base space RP (3) × RP (1), RP (2) × RP (1), RP (2) × RP (1) × RP (1) or RP (3) × RP (2).
Keywords:fibering  characteristic number  cobordism class2000 MR Subject Classification: 57R20  57R85
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