Created
March 15, 2020 01:03
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halt(x, y): xにyを適用した際に | |
| 停止する場合 -> True | |
| 無限ループする場合 -> False | |
X(x): halt(x, x)が | |
| Trueの場合 -> 無限ループをする | |
| Falseの場合 -> Trueを返す(停止する) | |
X(x)の指標をeしたとき | |
halt(e, e)が | |
Trueを返すと仮定 | |
X(x)は無限ループするのでhalt(e, e)はFalseを返す | |
Falseを返すと仮定 | |
X(x)はTrueを返す(停止する)のでhalt(e, e)はTrueを返す |
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