Step * of Lemma Euclid-Prop5_1-not-tri

No Annotations
e:EuclideanPlane. ∀a,b,c:Point.  (b  ab ≅ ac  abc ≅a acb)
BY
(Auto THEN (D THENL [Auto; (InstConcl [⌜a⌝;⌜c⌝;⌜a⌝;⌜b⌝]⋅ THEN Auto)])) }

1
1. EuclideanPlane
2. Point
3. Point
4. Point
5. c
6. ab ≅ ac
⊢ b


Latex:


Latex:
No  Annotations
\mforall{}e:EuclideanPlane.  \mforall{}a,b,c:Point.    (b  \#  c  {}\mRightarrow{}  ab  \mcong{}  ac  {}\mRightarrow{}  abc  \mcong{}\msuba{}  acb)


By


Latex:
(Auto  THEN  (D  0  THENL  [Auto;  (InstConcl  [\mkleeneopen{}a\mkleeneclose{};\mkleeneopen{}c\mkleeneclose{};\mkleeneopen{}a\mkleeneclose{};\mkleeneopen{}b\mkleeneclose{}]\mcdot{}  THEN  Auto)]))




Home Index