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  • P-ISSN3059-0604
  • E-ISSN3059-1309
  • KCI

UTI WARPED PRODUCT SPACE-TIME AND CAUSAL BOUNDARY OF UTI SPACE-TIME

한국수학교육학회지시리즈B:순수및응용수학 / Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics, (P)3059-0604; (E)3059-1309
1998, v.5 no.1, pp.45-54
Kim, Jin-Hwan (Department of Mathematics Education, Yeungnam University)

Abstract

We study the space-times that have a unique terminal indecomposable past set or a unique terminal indecomposable future set and examine their causal boundary, and we investigate some conditions for the warped product space-times of the form (a, b) ${\times}_fF$ to have a unique terminal indecomposable past set or a unique terminal indecomposable future set.

keywords
Warped product space-time, (proper, terminal) indecomposable set, UTI space-time, causal boundary

한국수학교육학회지시리즈B:순수및응용수학