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Theorem seglecgr12im 24805
Description: Substitution law for segment comparison under congruence. Theorem 5.6 of [Schwabhauser] p. 42. (Contributed by Scott Fenton, 11-Oct-2013.)
Assertion
Ref Expression
seglecgr12im  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >.  /\ 
<. A ,  B >.  Seg<_  <. C ,  D >. )  ->  <. E ,  F >. 
Seg<_ 
<. G ,  H >. ) )

Proof of Theorem seglecgr12im
Dummy variables  y 
z are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 simprrl 740 . . . . . . . . 9  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  y  Btwn  <. C ,  D >. )
2 simprlr 739 . . . . . . . . 9  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  <. C ,  D >.Cgr <. G ,  H >. )
3 simpl11 1030 . . . . . . . . . . 11  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  N  e.  NN )
4 simpl21 1033 . . . . . . . . . . 11  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  C  e.  ( EE `  N
) )
5 simpr 447 . . . . . . . . . . 11  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  y  e.  ( EE `  N
) )
6 simpl22 1034 . . . . . . . . . . 11  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  D  e.  ( EE `  N
) )
7 simpl32 1037 . . . . . . . . . . 11  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  G  e.  ( EE `  N
) )
8 simpl33 1038 . . . . . . . . . . 11  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  H  e.  ( EE `  N
) )
9 cgrxfr 24750 . . . . . . . . . . 11  |-  ( ( N  e.  NN  /\  ( C  e.  ( EE `  N )  /\  y  e.  ( EE `  N )  /\  D  e.  ( EE `  N
) )  /\  ( G  e.  ( EE `  N )  /\  H  e.  ( EE `  N
) ) )  -> 
( ( y  Btwn  <. C ,  D >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  ->  E. z  e.  ( EE `  N ) ( z  Btwn  <. G ,  H >.  /\  <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. ) ) )
103, 4, 5, 6, 7, 8, 9syl132anc 1200 . . . . . . . . . 10  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  ->  (
( y  Btwn  <. C ,  D >.  /\  <. C ,  D >.Cgr <. G ,  H >. )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )
) )
1110adantr 451 . . . . . . . . 9  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  (
( y  Btwn  <. C ,  D >.  /\  <. C ,  D >.Cgr <. G ,  H >. )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )
) )
121, 2, 11mp2and 660 . . . . . . . 8  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )
)
13 anass 630 . . . . . . . . . . 11  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  z  e.  ( EE `  N
) )  <->  ( (
( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) ) )
14 simpl11 1030 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  N  e.  NN )
15 simpl21 1033 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  C  e.  ( EE `  N ) )
16 simprl 732 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  y  e.  ( EE `  N ) )
17 simpl22 1034 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  D  e.  ( EE `  N ) )
18 simpl32 1037 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  G  e.  ( EE `  N ) )
19 simprr 733 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  z  e.  ( EE `  N ) )
20 simpl33 1038 . . . . . . . . . . . . . . 15  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  H  e.  ( EE `  N ) )
21 brcgr3 24741 . . . . . . . . . . . . . . 15  |-  ( ( N  e.  NN  /\  ( C  e.  ( EE `  N )  /\  y  e.  ( EE `  N )  /\  D  e.  ( EE `  N
) )  /\  ( G  e.  ( EE `  N )  /\  z  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  ( <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >.  <->  ( <. C ,  y >.Cgr <. G , 
z >.  /\  <. C ,  D >.Cgr <. G ,  H >.  /\  <. y ,  D >.Cgr
<. z ,  H >. ) ) )
2214, 15, 16, 17, 18, 19, 20, 21syl133anc 1205 . . . . . . . . . . . . . 14  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  ( <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. 
<->  ( <. C ,  y
>.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )
2322adantr 451 . . . . . . . . . . . . 13  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  ( <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >.  <->  ( <. C ,  y >.Cgr <. G , 
z >.  /\  <. C ,  D >.Cgr <. G ,  H >.  /\  <. y ,  D >.Cgr
<. z ,  H >. ) ) )
24 df-3an 936 . . . . . . . . . . . . . . 15  |-  ( ( ( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. )  /\  ( <. C , 
y >.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) )  <->  ( ( (
<. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) )  /\  ( <. C ,  y >.Cgr <. G ,  z >.  /\ 
<. C ,  D >.Cgr <. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )
25 simpl23 1035 . . . . . . . . . . . . . . . 16  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  E  e.  ( EE `  N ) )
26 simpl31 1036 . . . . . . . . . . . . . . . 16  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  F  e.  ( EE `  N ) )
27 simpl12 1031 . . . . . . . . . . . . . . . . 17  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  A  e.  ( EE `  N ) )
28 simpl13 1032 . . . . . . . . . . . . . . . . 17  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  ->  B  e.  ( EE `  N ) )
29 simpr1l 1012 . . . . . . . . . . . . . . . . 17  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. )  /\  ( <. C , 
y >.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )  ->  <. A ,  B >.Cgr <. E ,  F >. )
30 simpr2r 1015 . . . . . . . . . . . . . . . . 17  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. )  /\  ( <. C , 
y >.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )  ->  <. A ,  B >.Cgr <. C ,  y
>. )
3114, 27, 28, 25, 26, 15, 16, 29, 30cgrtr4and 24681 . . . . . . . . . . . . . . . 16  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. )  /\  ( <. C , 
y >.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )  ->  <. E ,  F >.Cgr <. C ,  y
>. )
32 simpr31 1045 . . . . . . . . . . . . . . . 16  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. )  /\  ( <. C , 
y >.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )  ->  <. C , 
y >.Cgr <. G ,  z
>. )
3314, 25, 26, 15, 16, 18, 19, 31, 32cgrtrand 24688 . . . . . . . . . . . . . . 15  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. )  /\  ( <. C , 
y >.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )  ->  <. E ,  F >.Cgr <. G ,  z
>. )
3424, 33sylan2br 462 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( (
<. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) )  /\  ( <. C ,  y >.Cgr <. G ,  z >.  /\ 
<. C ,  D >.Cgr <. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. ) ) )  ->  <. E ,  F >.Cgr <. G ,  z
>. )
3534expr 598 . . . . . . . . . . . . 13  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  (
( <. C ,  y
>.Cgr <. G ,  z
>.  /\  <. C ,  D >.Cgr
<. G ,  H >.  /\ 
<. y ,  D >.Cgr <.
z ,  H >. )  ->  <. E ,  F >.Cgr
<. G ,  z >.
) )
3623, 35sylbid 206 . . . . . . . . . . . 12  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  ( <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >.  ->  <. E ,  F >.Cgr <. G ,  z
>. ) )
3736anim2d 548 . . . . . . . . . . 11  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  (
y  e.  ( EE
`  N )  /\  z  e.  ( EE `  N ) ) )  /\  ( ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  (
( z  Btwn  <. G ,  H >.  /\  <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )  ->  (
z  Btwn  <. G ,  H >.  /\  <. E ,  F >.Cgr <. G ,  z
>. ) ) )
3813, 37sylanb 458 . . . . . . . . . 10  |-  ( ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N )  /\  B  e.  ( EE `  N
) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  z  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  (
( z  Btwn  <. G ,  H >.  /\  <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )  ->  (
z  Btwn  <. G ,  H >.  /\  <. E ,  F >.Cgr <. G ,  z
>. ) ) )
3938an32s 779 . . . . . . . . 9  |-  ( ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N )  /\  B  e.  ( EE `  N
) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  /\  z  e.  ( EE `  N
) )  ->  (
( z  Btwn  <. G ,  H >.  /\  <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )  ->  (
z  Btwn  <. G ,  H >.  /\  <. E ,  F >.Cgr <. G ,  z
>. ) ) )
4039reximdva 2668 . . . . . . . 8  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  ( E. z  e.  ( EE `  N ) ( z  Btwn  <. G ,  H >.  /\  <. C ,  <. y ,  D >. >.Cgr3 <. G ,  <. z ,  H >. >. )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. E ,  F >.Cgr <. G ,  z >. ) ) )
4112, 40mpd 14 . . . . . . 7  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. )  /\  ( y  Btwn  <. C ,  D >.  /\ 
<. A ,  B >.Cgr <. C ,  y >. ) ) )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. E ,  F >.Cgr <. G ,  z >. ) )
4241expr 598 . . . . . 6  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  y  e.  ( EE `  N
) )  /\  ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. ) )  ->  ( (
y  Btwn  <. C ,  D >.  /\  <. A ,  B >.Cgr <. C ,  y
>. )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. E ,  F >.Cgr <. G ,  z >. ) ) )
4342an32s 779 . . . . 5  |-  ( ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. ) )  /\  y  e.  ( EE `  N
) )  ->  (
( y  Btwn  <. C ,  D >.  /\  <. A ,  B >.Cgr <. C ,  y
>. )  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. E ,  F >.Cgr <. G ,  z >. ) ) )
4443rexlimdva 2680 . . . 4  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. ) )  ->  ( E. y  e.  ( EE `  N ) ( y 
Btwn  <. C ,  D >.  /\  <. A ,  B >.Cgr
<. C ,  y >.
)  ->  E. z  e.  ( EE `  N
) ( z  Btwn  <. G ,  H >.  /\ 
<. E ,  F >.Cgr <. G ,  z >. ) ) )
45 simp11 985 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  N  e.  NN )
46 simp12 986 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  A  e.  ( EE `  N
) )
47 simp13 987 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  B  e.  ( EE `  N
) )
48 simp21 988 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  C  e.  ( EE `  N
) )
49 simp22 989 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  D  e.  ( EE `  N
) )
50 brsegle 24803 . . . . . 6  |-  ( ( N  e.  NN  /\  ( A  e.  ( EE `  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N ) ) )  ->  ( <. A ,  B >.  Seg<_  <. C ,  D >.  <->  E. y  e.  ( EE `  N ) ( y  Btwn  <. C ,  D >.  /\  <. A ,  B >.Cgr <. C ,  y
>. ) ) )
5145, 46, 47, 48, 49, 50syl122anc 1191 . . . . 5  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  ( <. A ,  B >.  Seg<_  <. C ,  D >.  <->  E. y  e.  ( EE `  N ) ( y 
Btwn  <. C ,  D >.  /\  <. A ,  B >.Cgr
<. C ,  y >.
) ) )
5251adantr 451 . . . 4  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. ) )  ->  ( <. A ,  B >.  Seg<_  <. C ,  D >. 
<->  E. y  e.  ( EE `  N ) ( y  Btwn  <. C ,  D >.  /\  <. A ,  B >.Cgr <. C ,  y
>. ) ) )
53 simp23 990 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  E  e.  ( EE `  N
) )
54 simp31 991 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  F  e.  ( EE `  N
) )
55 simp32 992 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  G  e.  ( EE `  N
) )
56 simp33 993 . . . . . 6  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  H  e.  ( EE `  N
) )
57 brsegle 24803 . . . . . 6  |-  ( ( N  e.  NN  /\  ( E  e.  ( EE `  N )  /\  F  e.  ( EE `  N ) )  /\  ( G  e.  ( EE `  N )  /\  H  e.  ( EE `  N ) ) )  ->  ( <. E ,  F >.  Seg<_  <. G ,  H >.  <->  E. z  e.  ( EE `  N ) ( z  Btwn  <. G ,  H >.  /\  <. E ,  F >.Cgr <. G ,  z
>. ) ) )
5845, 53, 54, 55, 56, 57syl122anc 1191 . . . . 5  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  ( <. E ,  F >.  Seg<_  <. G ,  H >.  <->  E. z  e.  ( EE `  N ) ( z 
Btwn  <. G ,  H >.  /\  <. E ,  F >.Cgr
<. G ,  z >.
) ) )
5958adantr 451 . . . 4  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. ) )  ->  ( <. E ,  F >.  Seg<_  <. G ,  H >. 
<->  E. z  e.  ( EE `  N ) ( z  Btwn  <. G ,  H >.  /\  <. E ,  F >.Cgr <. G ,  z
>. ) ) )
6044, 52, 593imtr4d 259 . . 3  |-  ( ( ( ( N  e.  NN  /\  A  e.  ( EE `  N
)  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N
)  /\  E  e.  ( EE `  N ) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  /\  ( <. A ,  B >.Cgr <. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >. ) )  ->  ( <. A ,  B >.  Seg<_  <. C ,  D >.  ->  <. E ,  F >.  Seg<_  <. G ,  H >. ) )
6160exp32 588 . 2  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  ( <. A ,  B >.Cgr <. E ,  F >.  -> 
( <. C ,  D >.Cgr
<. G ,  H >.  -> 
( <. A ,  B >. 
Seg<_ 
<. C ,  D >.  ->  <. E ,  F >.  Seg<_  <. G ,  H >. ) ) ) )
62613impd 1165 1  |-  ( ( ( N  e.  NN  /\  A  e.  ( EE
`  N )  /\  B  e.  ( EE `  N ) )  /\  ( C  e.  ( EE `  N )  /\  D  e.  ( EE `  N )  /\  E  e.  ( EE `  N
) )  /\  ( F  e.  ( EE `  N )  /\  G  e.  ( EE `  N
)  /\  H  e.  ( EE `  N ) ) )  ->  (
( <. A ,  B >.Cgr
<. E ,  F >.  /\ 
<. C ,  D >.Cgr <. G ,  H >.  /\ 
<. A ,  B >.  Seg<_  <. C ,  D >. )  ->  <. E ,  F >. 
Seg<_ 
<. G ,  H >. ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    <-> wb 176    /\ wa 358    /\ w3a 934    e. wcel 1696   E.wrex 2557   <.cop 3656   class class class wbr 4039   ` cfv 5271   NNcn 9762   EEcee 24588    Btwn cbtwn 24589  Cgrccgr 24590  Cgr3ccgr3 24731    Seg<_ csegle 24801
This theorem is referenced by:  seglecgr12  24806
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1536  ax-5 1547  ax-17 1606  ax-9 1644  ax-8 1661  ax-13 1698  ax-14 1700  ax-6 1715  ax-7 1720  ax-11 1727  ax-12 1878  ax-ext 2277  ax-rep 4147  ax-sep 4157  ax-nul 4165  ax-pow 4204  ax-pr 4230  ax-un 4528  ax-inf2 7358  ax-cnex 8809  ax-resscn 8810  ax-1cn 8811  ax-icn 8812  ax-addcl 8813  ax-addrcl 8814  ax-mulcl 8815  ax-mulrcl 8816  ax-mulcom 8817  ax-addass 8818  ax-mulass 8819  ax-distr 8820  ax-i2m1 8821  ax-1ne0 8822  ax-1rid 8823  ax-rnegex 8824  ax-rrecex 8825  ax-cnre 8826  ax-pre-lttri 8827  ax-pre-lttrn 8828  ax-pre-ltadd 8829  ax-pre-mulgt0 8830  ax-pre-sup 8831
This theorem depends on definitions:  df-bi 177  df-or 359  df-an 360  df-3or 935  df-3an 936  df-tru 1310  df-ex 1532  df-nf 1535  df-sb 1639  df-eu 2160  df-mo 2161  df-clab 2283  df-cleq 2289  df-clel 2292  df-nfc 2421  df-ne 2461  df-nel 2462  df-ral 2561  df-rex 2562  df-reu 2563  df-rmo 2564  df-rab 2565  df-v 2803  df-sbc 3005  df-csb 3095  df-dif 3168  df-un 3170  df-in 3172  df-ss 3179  df-pss 3181  df-nul 3469  df-if 3579  df-pw 3640  df-sn 3659  df-pr 3660  df-tp 3661  df-op 3662  df-uni 3844  df-int 3879  df-iun 3923  df-br 4040  df-opab 4094  df-mpt 4095  df-tr 4130  df-eprel 4321  df-id 4325  df-po 4330  df-so 4331  df-fr 4368  df-se 4369  df-we 4370  df-ord 4411  df-on 4412  df-lim 4413  df-suc 4414  df-om 4673  df-xp 4711  df-rel 4712  df-cnv 4713  df-co 4714  df-dm 4715  df-rn 4716  df-res 4717  df-ima 4718  df-iota 5235  df-fun 5273  df-fn 5274  df-f 5275  df-f1 5276  df-fo 5277  df-f1o 5278  df-fv 5279  df-isom 5280  df-ov 5877  df-oprab 5878  df-mpt2 5879  df-1st 6138  df-2nd 6139  df-riota 6320  df-recs 6404  df-rdg 6439  df-1o 6495  df-oadd 6499  df-er 6676  df-map 6790  df-en 6880  df-dom 6881  df-sdom 6882  df-fin 6883  df-sup 7210  df-oi 7241  df-card 7588  df-pnf 8885  df-mnf 8886  df-xr 8887  df-ltxr 8888  df-le 8889  df-sub 9055  df-neg 9056  df-div 9440  df-nn 9763  df-2 9820  df-3 9821  df-n0 9982  df-z 10041  df-uz 10247  df-rp 10371  df-ico 10678  df-icc 10679  df-fz 10799  df-fzo 10887  df-seq 11063  df-exp 11121  df-hash 11354  df-cj 11600  df-re 11601  df-im 11602  df-sqr 11736  df-abs 11737  df-clim 11978  df-sum 12175  df-ee 24591  df-btwn 24592  df-cgr 24593  df-ofs 24678  df-cgr3 24735  df-segle 24802
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