---

Step * of Lemma r2-det-symmetry

∀[p,q,r:ℝ^2].  (|pqr| = |qrp|)
BY
{ (Auto THEN Unfold `r2-det` 0 THEN Auto) }

---

Latex:

---

Latex:
\mforall{}[p,q,r:\mBbbR{}\^{}2].    (|pqr|  =  |qrp|)


By

---

Latex:
(Auto  THEN  Unfold  `r2-det`  0  THEN  Auto)

---

Home Index