R-bipolar
QUESTION
R-bipolar
Click to reveal answer ANSWER
Denoted by $R^{\circ\circ} A := (R^-)^\circ (R^\circ A)$.
Properties:
- $A_0 \subset A_1 \implies R^{\circ\circ} A_0 \subset R^{\circ\circ} A_1$
- $A \subset R^{\circ\circ} A$
- $R^{\circ\circ}(R^{\circ\circ} A) = R^{\circ\circ} A$
Click to see question - ソースノート: chapter1.md
- カードID: r-bipolar
- 状態: active