完備距離空間 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "完備距離空間" in Japanese language version.

refsWebsite

Global rank Japanese rank

2planetmath.org

low place

5,119^th place

1projecteuclid.org

3,707^th place

5,131^st place

planetmath.org

a closed subset of a complete metric space is complete - PlanetMath.（英語）
a complete subspace of a metric space is closed - PlanetMath.（英語）

projecteuclid.org

Grünbaum, B. (1960), “Some applications of expansion constants.”, Pacific J. Math 10 (1): 193–201