bn:00133494n
Noun Concept
JA
実射影空間  無限次元射影空間
EN
In mathematics, real projective space, denoted R P n {\mathbb {RP} }^{n} or P n, {\displaystyle \mathbb {P} _{n},} is the topological space of lines passing through the origin 0 in the real space R n + 1. Wikipedia
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