Theoretical Mathematics and Pedagogical Mathematics (한국수학교육학회지시리즈B:이론수학과 교직수학)
- Volume 6 Issue 2
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- Pages.103-111
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- 1999
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- 3059-0604(pISSN)
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- 3059-1309(eISSN)
ON THE G(F)-SEQUENCE OF A CW-TRIPLE
Abstract
We find some conditions under which G(f)-sequence of a CW-pair (X, A) is exact. And we also introduce a G(f)-sequence for a CW-triple (X, A, B) and examine when the sequence is exact.
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