Similar to 素数定数
2の冪
Power of two▼-2 trends2の補数
Two's complement2部グラフ
Bipartite graph3次元
Three-dimensional space3値論理
Three-valued logic3人旅人算
4次元
Four-dimensional space4つの4
Four fours5項補題
Five lemma5次元
Five-dimensional space6次元
Six-dimensional space8の字結び目
Figure-eight knot (mathematics)9項補題
Nine lemma1/100
Hundredth1/6公式
1-形式
One-form (differential geometry)1の分割
Partition of unity2-形式
Two-form3つの立方数の和
Sums of three cubes3人の子供の年齢のパズル
Ages of Three Children puzzle4次元多様体
4-manifold68–95–99.7則
68–95–99.7 rule6j記号
6-j symbolA*
A* search algorithmAB5 圏
AB5 categoryABC@home
ABC@HomeABC予想
Abc conjecture▲2 trendsAbramowitz and Stegun
Abramowitz and Stegun