Step * of Lemma congruence-preserves-right-angle2

e:BasicGeometry. ∀a,b,c:Point.  (Rabc  (∀a',b',c':Point.  (abc ≅a a'b'c'  Ra'b'c')))
BY
(Auto
   THEN (InstLemma `cong-angle-out-exists-cong3` [⌜e⌝;⌜a'⌝;⌜b'⌝;⌜c'⌝;⌜a⌝;⌜b⌝;⌜c⌝]⋅ THENA EAuto 1)
   THEN ExRepD
   THEN (InstLemma `congruence-preserves-right-angle` [⌜e⌝;⌜a⌝;⌜b⌝;⌜c⌝]⋅ THENA Auto)
   THEN ((InstHyp [⌜a'@0⌝;⌜b'⌝;⌜c'@0⌝(-1)⋅ THEN Auto) THENA ((D THEN Auto) THEN 15 THEN EAuto 1))) }

1
1. BasicGeometry
2. Point
3. Point
4. Point
5. Rabc
6. a' Point
7. b' Point
8. c' Point
9. abc ≅a a'b'c'
10. a'@0 Point
11. c'@0 Point
12. out(b' a'@0a')
13. out(b' c'@0c')
14. a'@0b'c'@0 ≅a abc
15. Cong3(a'@0b'c'@0,abc)
16. ∀a',b',c':Point.  (Cong3(abc,a'b'c')  Ra'b'c')
17. Ra'@0b'c'@0
⊢ Ra'b'c'


Latex:


Latex:
\mforall{}e:BasicGeometry.  \mforall{}a,b,c:Point.    (Rabc  {}\mRightarrow{}  (\mforall{}a',b',c':Point.    (abc  \mcong{}\msuba{}  a'b'c'  {}\mRightarrow{}  Ra'b'c')))


By


Latex:
(Auto
  THEN  (InstLemma  `cong-angle-out-exists-cong3`  [\mkleeneopen{}e\mkleeneclose{};\mkleeneopen{}a'\mkleeneclose{};\mkleeneopen{}b'\mkleeneclose{};\mkleeneopen{}c'\mkleeneclose{};\mkleeneopen{}a\mkleeneclose{};\mkleeneopen{}b\mkleeneclose{};\mkleeneopen{}c\mkleeneclose{}]\mcdot{}  THENA  EAuto  1)
  THEN  ExRepD
  THEN  (InstLemma  `congruence-preserves-right-angle`  [\mkleeneopen{}e\mkleeneclose{};\mkleeneopen{}a\mkleeneclose{};\mkleeneopen{}b\mkleeneclose{};\mkleeneopen{}c\mkleeneclose{}]\mcdot{}  THENA  Auto)
  THEN  ((InstHyp  [\mkleeneopen{}a'@0\mkleeneclose{};\mkleeneopen{}b'\mkleeneclose{};\mkleeneopen{}c'@0\mkleeneclose{}]  (-1)\mcdot{}  THEN  Auto)
              THENA  ((D  0  THEN  Auto)  THEN  D  15  THEN  EAuto  1)
              ))




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