島根大学理学部
島根大学理学部紀要

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島根大学理学部紀要 Volume 22
published_at 1988-12-25

無限ネットワーク上のロイデン境界の性質

Some Properties of Royden Boundary of an Infinite Network
Kayano Takashi
Yamasaki Maretsugu
full_text_file
c0010022r002.pdf ( 950 KB )
Descriptions
Fine properties of Royden boundary of an infinite network are discussed in this paper. In particular, we study the problem whether every one-point set of the Royden boundary is a G_δ-set or not.