Step
*
of Lemma
stable_point-eq
∀[e:EuclideanPlane]. ∀[p,q:Point]. Stable{p = q ∈ Point}
BY
{ (Auto THEN (D 0 THENA Auto) THEN Assert ⌜pq=pp⌝⋅) }
1
.....assertion.....
1. e : EuclideanPlane
2. p : Point
3. q : Point
4. ¬¬(p = q ∈ Point)
⊢ pq=pp
2
1. e : EuclideanPlane
2. p : Point
3. q : Point
4. ¬¬(p = q ∈ Point)
5. pq=pp
⊢ p = q ∈ Point
Latex:
Latex:
\mforall{}[e:EuclideanPlane]. \mforall{}[p,q:Point]. Stable\{p = q\}
By
Latex:
(Auto THEN (D 0 THENA Auto) THEN Assert \mkleeneopen{}pq=pp\mkleeneclose{}\mcdot{})
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