A note on cluster points of a semihereditary stable system of sets.
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- by W. F. Pfeffer and W. J. Wilbur PDF
- Proc. Amer. Math. Soc. 21 (1969), 121-125 Request permission
References
- John L. Kelley, General topology, D. Van Nostrand Co., Inc., Toronto-New York-London, 1955. MR 0070144
- W. F. Pfeffer, A note on the lower derivate of a set function and semihereditary systems of sets, Proc. Amer. Math. Soc. 18 (1967), 1020–1025. MR 218503, DOI 10.1090/S0002-9939-1967-0218503-2
- W. F. Pfeffer, On the lower derivate of a set function, Canadian J. Math. 20 (1968), 1489–1498. MR 232906, DOI 10.4153/CJM-1968-149-8
Additional Information
- © Copyright 1969 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 21 (1969), 121-125
- MSC: Primary 54.20
- DOI: https://doi.org/10.1090/S0002-9939-1969-0238253-8
- MathSciNet review: 0238253