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Theorem seglecgr12im 25758
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 741 . . . . . . . . 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 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 >. ) ) )  ->  <. C ,  D >.Cgr <. G ,  H >. )
3 simpl11 1032 . . . . . . . . . . 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 1035 . . . . . . . . . . 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 448 . . . . . . . . . . 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 1036 . . . . . . . . . . 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 1039 . . . . . . . . . . 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 1040 . . . . . . . . . . 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 25703 . . . . . . . . . . 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 1202 . . . . . . . . . 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 452 . . . . . . . . 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 661 . . . . . . . 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 631 . . . . . . . . . . 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 1032 . . . . . . . . . . . . . . 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 1035 . . . . . . . . . . . . . . 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 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 ) ) )  ->  y  e.  ( EE `  N ) )
17 simpl22 1036 . . . . . . . . . . . . . . 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 1039 . . . . . . . . . . . . . . 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 734 . . . . . . . . . . . . . . 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 1040 . . . . . . . . . . . . . . 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 25694 . . . . . . . . . . . . . . 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 1207 . . . . . . . . . . . . . 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 452 . . . . . . . . . . . . 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 938 . . . . . . . . . . . . . . 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 1037 . . . . . . . . . . . . . . . 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 1038 . . . . . . . . . . . . . . . 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 1033 . . . . . . . . . . . . . . . . 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 1034 . . . . . . . . . . . . . . . . 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 1014 . . . . . . . . . . . . . . . . 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 1017 . . . . . . . . . . . . . . . . 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 25634 . . . . . . . . . . . . . . . 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 1047 . . . . . . . . . . . . . . . 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 25641 . . . . . . . . . . . . . . 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 463 . . . . . . . . . . . . . 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 599 . . . . . . . . . . . . 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 207 . . . . . . . . . . . 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 549 . . . . . . . . . . 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 459 . . . . . . . . . 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 780 . . . . . . . . 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 2761 . . . . . . . 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 15 . . . . . . 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 599 . . . . . 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 780 . . . . 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 2773 . . . 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 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 ) ) )  ->  N  e.  NN )
46 simp12 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 ) ) )  ->  A  e.  ( EE `  N
) )
47 simp13 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 ) ) )  ->  B  e.  ( EE `  N
) )
48 simp21 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 ) ) )  ->  C  e.  ( EE `  N
) )
49 simp22 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 ) ) )  ->  D  e.  ( EE `  N
) )
50 brsegle 25756 . . . . . 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 1193 . . . . 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 452 . . . 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 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 ) ) )  ->  E  e.  ( EE `  N
) )
54 simp31 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 ) ) )  ->  F  e.  ( EE `  N
) )
55 simp32 994 . . . . . 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 995 . . . . . 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 25756 . . . . . 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 1193 . . . . 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 452 . . . 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 260 . . 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 589 . 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 1167 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 177    /\ wa 359    /\ w3a 936    e. wcel 1717   E.wrex 2650   <.cop 3760   class class class wbr 4153   ` cfv 5394   NNcn 9932   EEcee 25541    Btwn cbtwn 25542  Cgrccgr 25543  Cgr3ccgr3 25684    Seg<_ csegle 25754
This theorem is referenced by:  seglecgr12  25759
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1552  ax-5 1563  ax-17 1623  ax-9 1661  ax-8 1682  ax-13 1719  ax-14 1721  ax-6 1736  ax-7 1741  ax-11 1753  ax-12 1939  ax-ext 2368  ax-rep 4261  ax-sep 4271  ax-nul 4279  ax-pow 4318  ax-pr 4344  ax-un 4641  ax-inf2 7529  ax-cnex 8979  ax-resscn 8980  ax-1cn 8981  ax-icn 8982  ax-addcl 8983  ax-addrcl 8984  ax-mulcl 8985  ax-mulrcl 8986  ax-mulcom 8987  ax-addass 8988  ax-mulass 8989  ax-distr 8990  ax-i2m1 8991  ax-1ne0 8992  ax-1rid 8993  ax-rnegex 8994  ax-rrecex 8995  ax-cnre 8996  ax-pre-lttri 8997  ax-pre-lttrn 8998  ax-pre-ltadd 8999  ax-pre-mulgt0 9000  ax-pre-sup 9001
This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3or 937  df-3an 938  df-tru 1325  df-ex 1548  df-nf 1551  df-sb 1656  df-eu 2242  df-mo 2243  df-clab 2374  df-cleq 2380  df-clel 2383  df-nfc 2512  df-ne 2552  df-nel 2553  df-ral 2654  df-rex 2655  df-reu 2656  df-rmo 2657  df-rab 2658  df-v 2901  df-sbc 3105  df-csb 3195  df-dif 3266  df-un 3268  df-in 3270  df-ss 3277  df-pss 3279  df-nul 3572  df-if 3683  df-pw 3744  df-sn 3763  df-pr 3764  df-tp 3765  df-op 3766  df-uni 3958  df-int 3993  df-iun 4037  df-br 4154  df-opab 4208  df-mpt 4209  df-tr 4244  df-eprel 4435  df-id 4439  df-po 4444  df-so 4445  df-fr 4482  df-se 4483  df-we 4484  df-ord 4525  df-on 4526  df-lim 4527  df-suc 4528  df-om 4786  df-xp 4824  df-rel 4825  df-cnv 4826  df-co 4827  df-dm 4828  df-rn 4829  df-res 4830  df-ima 4831  df-iota 5358  df-fun 5396  df-fn 5397  df-f 5398  df-f1 5399  df-fo 5400  df-f1o 5401  df-fv 5402  df-isom 5403  df-ov 6023  df-oprab 6024  df-mpt2 6025  df-1st 6288  df-2nd 6289  df-riota 6485  df-recs 6569  df-rdg 6604  df-1o 6660  df-oadd 6664  df-er 6841  df-map 6956  df-en 7046  df-dom 7047  df-sdom 7048  df-fin 7049  df-sup 7381  df-oi 7412  df-card 7759  df-pnf 9055  df-mnf 9056  df-xr 9057  df-ltxr 9058  df-le 9059  df-sub 9225  df-neg 9226  df-div 9610  df-nn 9933  df-2 9990  df-3 9991  df-n0 10154  df-z 10215  df-uz 10421  df-rp 10545  df-ico 10854  df-icc 10855  df-fz 10976  df-fzo 11066  df-seq 11251  df-exp 11310  df-hash 11546  df-cj 11831  df-re 11832  df-im 11833  df-sqr 11967  df-abs 11968  df-clim 12209  df-sum 12407  df-ee 25544  df-btwn 25545  df-cgr 25546  df-ofs 25631  df-cgr3 25688  df-segle 25755
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