Upper and Lower Rarely m-I-Continuous Multifunctions
DOI:
https://doi.org/10.29020/nybg.ejpam.v17i4.5531Keywords:
rare set, m-open, m-structure, mIO(X), ideal topological space, rarely continuous function, upper/lower rarely m-I-continuous, multifunctionAbstract
In 1979, Popa [24] first introduced rarely continuous functions. In this paper, we introduce upper and lower rarely m-continuous multifunctions. Moreover, we extend this concept to a multifunction F : (X, τ, I) → (Y, σ), where (X, τ, I) is an ideal topological space.
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Copyright (c) 2024 Takashi Noiri, Valeriu Popa
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