有名な半角の公式から、\tan (\pi/2)=0 の性質を予感しなかったのが 不思議なくらいです。 この発見は 解析学に大きな影響を与える大事な発見ですが、組み内の職人さん、きちんと ゼロである と述べられ、その直感の鋭さに 感銘を受けました。 The division by zero is uniquely and reasonably determined as 1/0=0/0=z/0=0 in the natural extensions of fractions. We have to change our basic ideas for our space and world
Division by Zero z/0 = 0 in Euclidean Spaces Hiroshi Michiwaki, Hiroshi Okumura and Saburou Saitoh International Journal of Mathematics and Computation Vol. 28(2017); Issue 1, 2017), 1 -16. http://www.scirp.org/journal/alamt http://dx.doi.org/10.4236/alamt.2016.62007
Relations of 0 and infinity Hiroshi Okumura, Saburou Saitoh and Tsutomu Matsuura: http://www.e-jikei.org/…/Camera%20ready%20manuscript_JTSS_A… https://sites.google.com/site/sandrapinelas/icddea-2017
The division by zero is uniquely and reasonably determined as 1/0=0/0=z/0=0 in the natural extensions of fractions. We have to change our basic ideas for our space and world
Division by Zero z/0 = 0 in Euclidean Spaces
International Journal of Mathematics and Computation Vol. 28(2017); Issue 1, 2017), 1 -16. http://www.scirp.org/journal/alamt http://dx.doi.org/10.4236/alamt.2016.62007 http://www.ijapm.org/show-63-504-1.html http://www.diogenes.bg/ijam/contents/2014-27-2/9/9.pdf
http://okmr.yamatoblog.net/
Relations of 0 and infinity Hiroshi Okumura, Saburou Saitoh and Tsutomu Matsuura: http://www.e-jikei.org/…/Camera%20ready%20manuscript_JTSS_A… https://sites.google.com/site/sandrapinelas/icddea-2017