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四色問題
iOS
iOS

四色問題

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Price change history (AppStore)

Lowest price: Free — Release date: May 9, 2019

Description

色のマスをタップしてから、図形をタップするという簡単な操作で四色問題を体験してみよう!


四色定理(よんしょくていり, 英: Four color theorem)とは、厳密ではないが日常的な直感で説明すると「平面上のいかなる地図も、隣接する領域が異なる色になるように塗り分けるには4色あれば十分だ」という定理である(wikipedia より)。

この定理を基に問題を4問作成しました。

今後、アップデートで問題を増やしていきます。
Information taken from the official AppStore site, with all rights reserved.
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