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

Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics / Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics, (P)3059-0604; (E)3059-1309
1999, v.6 no.1, pp.13-16
Goo, Yoon-Hoe
Ry, Dae-Hee

Abstract

We introduce the notion of the <TEX>$\omega$</TEX>-derived set and <TEX>$\omega$</TEX>-dense, and investigate some of their properties.

keywords
<tex> $\omega$</tex>-derived set, <tex> $\omega$</tex>-dense

Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics