Step * of Lemma geo-sep-iff-or-lt

e:BasicGeometry. ∀x,y:{p:Point| O_X_p} .  (x ≠ ⇐⇒ x < y ∨ y < x)
BY
Auto }

1
1. BasicGeometry
2. {p:Point| O_X_p} 
3. {p:Point| O_X_p} 
4. x ≠ y
⊢ x < y ∨ y < x

2
1. BasicGeometry
2. {p:Point| O_X_p} 
3. {p:Point| O_X_p} 
4. x < y ∨ y < x
⊢ x ≠ y


Latex:


Latex:
\mforall{}e:BasicGeometry.  \mforall{}x,y:\{p:Point|  O\_X\_p\}  .    (x  \mneq{}  y  \mLeftarrow{}{}\mRightarrow{}  x  <  y  \mvee{}  y  <  x)


By


Latex:
Auto




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