Step * 1 1 of Lemma eu-sum-eq-x

.....assertion..... 
1. EuclideanPlane@i'
2. Point@i
3. Point@i
4. Point@i
5. Point@i
6. |ab| |cd| ∈ {p:Point| O_X_p} @i
⊢ |ab| ∈ {p:Point| O_X_p} 
BY
Assert ⌜|ab| ≤ X⌝⋅
THEN Auto }

1
1. EuclideanPlane@i'
2. Point@i
3. Point@i
4. Point@i
5. Point@i
6. |ab| |cd| ∈ {p:Point| O_X_p} @i
7. |ab| ≤ X
⊢ |ab| ∈ {p:Point| O_X_p} 


Latex:


Latex:
.....assertion..... 
1.  e  :  EuclideanPlane@i'
2.  a  :  Point@i
3.  b  :  Point@i
4.  c  :  Point@i
5.  d  :  Point@i
6.  X  =  |ab|  +  |cd|@i
\mvdash{}  X  =  |ab|


By


Latex:
Assert  \mkleeneopen{}|ab|  \mleq{}  X\mkleeneclose{}\mcdot{}
THEN  Auto




Home Index