Corpus Viewer
考拉茲猜想,
數學猜想也,云:今有一正整數,偶則除之以二,奇則乘三加一。循之反覆,凡數皆歸於一。
以六為例。循上式,依序可得六、三、十、五、十六、八、四、二、一,共八步。
又以十九為例。循上式,依序可得十九、五十八、二十九、八十八、四十四、二十二、十一、三十四、十七、五十二、二十六、十三、四十、二十、十、五、十六、八、四、二、一,共二十步。
IDS:
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If a component is awkward to type directly, choose its total stroke count and then its first stroke. This is an input aid, not a judgement about how difficult the component is to learn. The five first-stroke classes follow the IRG system.