【宇宙】45年以上人類が月面に足を踏み入れてこなかった理由とは？［07/24］

[0372 よっちゃん 2018/09/22(土) 11:15:55.78 ID:FWZYPffC]

Global Journal of Advanced Research on Classical and Modern Geometries ISSN: 2284-5569, Vol.7, (2018), Issue 2, pp.44-49 APPLICATIONS OF THE DIVISION BY ZERO CALCULUS TO WASAN GEOMETRY HIROSHI OKUMURA AND SABUROU SAITOH
http://geometry-math-journal.ro/pdf/Volume7-Issue2/1.pdf