可能無限 | 数学の星 https://math-jp.net 数とはなにか、無限とはなにか Sun, 23 Apr 2017 00:08:23 +0000 ja hourly 1 https://wordpress.org/?v=6.9 https://math-jp.net/wp-content/uploads/2016/12/cropped-2015-06-06-18.34.04-1-2-32x32.jpg 可能無限 | 数学の星 https://math-jp.net 32 32 可能無限と実無限の自然数モデル https://math-jp.net/2017/04/23/actual-potential-infinity/ https://math-jp.net/2017/04/23/actual-potential-infinity/#respond Sat, 22 Apr 2017 15:07:37 +0000 http://www.math-jp.net/?p=2150 https://math-jp.net/2017/04/23/actual-potential-infinity/feed/ 0 可能無限と可算濃度の関係 https://math-jp.net/2017/04/18/countable-set/ https://math-jp.net/2017/04/18/countable-set/#respond Tue, 18 Apr 2017 03:34:12 +0000 http://www.math-jp.net/?p=2121 https://math-jp.net/2017/04/18/countable-set/feed/ 0 可能無限の代表例を挙げる、数について考えるために。 https://math-jp.net/2017/04/17/possible-infinity/ https://math-jp.net/2017/04/17/possible-infinity/#respond Mon, 17 Apr 2017 14:03:17 +0000 http://www.math-jp.net/?p=2105 https://math-jp.net/2017/04/17/possible-infinity/feed/ 0