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Step * 1 of Lemma Prop22-inequality-implies-triangle

.....assertion..... 
1. e : EuclideanPlane
2. a : Point
3. b : Point
4. c : Point
5. |ac| < |ab| + |bc|
6. |ab| < |ac| + |bc|
7. |bc| < |ac| + |ab|
⊢ ∃c1,c2:Point. ((ac ≅ ac1 ∧ bc2 > bc1) ∧ bc ≅ bc2 ∧ ac1 > ac2)
BY
{ (InstLemma `Prop22-inequality-to-triangle-construction` [⌜e⌝;⌜a⌝;⌜b⌝;⌜c⌝]⋅ THEN Auto) }

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Latex:

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Latex:
.....assertion..... 
1.  e  :  EuclideanPlane
2.  a  :  Point
3.  b  :  Point
4.  c  :  Point
5.  |ac|  <  |ab|  +  |bc|
6.  |ab|  <  |ac|  +  |bc|
7.  |bc|  <  |ac|  +  |ab|
\mvdash{}  \mexists{}c1,c2:Point.  ((ac  \mcong{}  ac1  \mwedge{}  bc2  >  bc1)  \mwedge{}  bc  \mcong{}  bc2  \mwedge{}  ac1  >  ac2)


By

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Latex:
(InstLemma  `Prop22-inequality-to-triangle-construction`  [\mkleeneopen{}e\mkleeneclose{};\mkleeneopen{}a\mkleeneclose{};\mkleeneopen{}b\mkleeneclose{};\mkleeneopen{}c\mkleeneclose{}]\mcdot{}  THEN  Auto)

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