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Theorem cauappcvgprlemladdfu 7631
Description: Lemma for cauappcvgprlemladd 7635. The forward subset relationship for the upper cut. (Contributed by Jim Kingdon, 11-Jul-2020.)
Hypotheses
Ref Expression
cauappcvgpr.f  |-  ( ph  ->  F : Q. --> Q. )
cauappcvgpr.app  |-  ( ph  ->  A. p  e.  Q.  A. q  e.  Q.  (
( F `  p
)  <Q  ( ( F `
 q )  +Q  ( p  +Q  q
) )  /\  ( F `  q )  <Q  ( ( F `  p )  +Q  (
p  +Q  q ) ) ) )
cauappcvgpr.bnd  |-  ( ph  ->  A. p  e.  Q.  A  <Q  ( F `  p ) )
cauappcvgpr.lim  |-  L  = 
<. { l  e.  Q.  |  E. q  e.  Q.  ( l  +Q  q
)  <Q  ( F `  q ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  u } >.
cauappcvgprlemladd.s  |-  ( ph  ->  S  e.  Q. )
Assertion
Ref Expression
cauappcvgprlemladdfu  |-  ( ph  ->  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
)  C_  ( 2nd ` 
<. { l  e.  Q.  |  E. q  e.  Q.  ( l  +Q  q
)  <Q  ( ( F `
 q )  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u } >. ) )
Distinct variable groups:    A, p    L, p, q    ph, p, q    F, l, u, p, q    S, l, q, u
Allowed substitution hints:    ph( u, l)    A( u, q, l)    S( p)    L( u, l)

Proof of Theorem cauappcvgprlemladdfu
Dummy variables  f  g  h  r  s  t  x  y are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 cauappcvgpr.f . . . . . . 7  |-  ( ph  ->  F : Q. --> Q. )
2 cauappcvgpr.app . . . . . . 7  |-  ( ph  ->  A. p  e.  Q.  A. q  e.  Q.  (
( F `  p
)  <Q  ( ( F `
 q )  +Q  ( p  +Q  q
) )  /\  ( F `  q )  <Q  ( ( F `  p )  +Q  (
p  +Q  q ) ) ) )
3 cauappcvgpr.bnd . . . . . . 7  |-  ( ph  ->  A. p  e.  Q.  A  <Q  ( F `  p ) )
4 cauappcvgpr.lim . . . . . . 7  |-  L  = 
<. { l  e.  Q.  |  E. q  e.  Q.  ( l  +Q  q
)  <Q  ( F `  q ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  u } >.
51, 2, 3, 4cauappcvgprlemcl 7630 . . . . . 6  |-  ( ph  ->  L  e.  P. )
6 cauappcvgprlemladd.s . . . . . . 7  |-  ( ph  ->  S  e.  Q. )
7 nqprlu 7524 . . . . . . 7  |-  ( S  e.  Q.  ->  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >.  e.  P. )
86, 7syl 14 . . . . . 6  |-  ( ph  -> 
<. { l  |  l 
<Q  S } ,  {
u  |  S  <Q  u } >.  e.  P. )
9 df-iplp 7445 . . . . . . 7  |-  +P.  =  ( x  e.  P. ,  y  e.  P.  |->  <. { f  e.  Q.  |  E. g  e.  Q.  E. h  e.  Q.  (
g  e.  ( 1st `  x )  /\  h  e.  ( 1st `  y
)  /\  f  =  ( g  +Q  h
) ) } ,  { f  e.  Q.  |  E. g  e.  Q.  E. h  e.  Q.  (
g  e.  ( 2nd `  x )  /\  h  e.  ( 2nd `  y
)  /\  f  =  ( g  +Q  h
) ) } >. )
10 addclnq 7352 . . . . . . 7  |-  ( ( g  e.  Q.  /\  h  e.  Q. )  ->  ( g  +Q  h
)  e.  Q. )
119, 10genpelvu 7490 . . . . . 6  |-  ( ( L  e.  P.  /\  <. { l  |  l 
<Q  S } ,  {
u  |  S  <Q  u } >.  e.  P. )  ->  ( r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
)  <->  E. s  e.  ( 2nd `  L ) E. t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
r  =  ( s  +Q  t ) ) )
125, 8, 11syl2anc 411 . . . . 5  |-  ( ph  ->  ( r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
)  <->  E. s  e.  ( 2nd `  L ) E. t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
r  =  ( s  +Q  t ) ) )
1312biimpa 296 . . . 4  |-  ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  ->  E. s  e.  ( 2nd `  L
) E. t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) r  =  ( s  +Q  t ) )
14 breq2 4004 . . . . . . . . . . . . . . . 16  |-  ( u  =  s  ->  (
( ( F `  q )  +Q  q
)  <Q  u  <->  ( ( F `  q )  +Q  q )  <Q  s
) )
1514rexbidv 2478 . . . . . . . . . . . . . . 15  |-  ( u  =  s  ->  ( E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  u  <->  E. q  e.  Q.  ( ( F `
 q )  +Q  q )  <Q  s
) )
164fveq2i 5513 . . . . . . . . . . . . . . . 16  |-  ( 2nd `  L )  =  ( 2nd `  <. { l  e.  Q.  |  E. q  e.  Q.  (
l  +Q  q ) 
<Q  ( F `  q
) } ,  {
u  e.  Q.  |  E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  u } >. )
17 nqex 7340 . . . . . . . . . . . . . . . . . 18  |-  Q.  e.  _V
1817rabex 4144 . . . . . . . . . . . . . . . . 17  |-  { l  e.  Q.  |  E. q  e.  Q.  (
l  +Q  q ) 
<Q  ( F `  q
) }  e.  _V
1917rabex 4144 . . . . . . . . . . . . . . . . 17  |-  { u  e.  Q.  |  E. q  e.  Q.  ( ( F `
 q )  +Q  q )  <Q  u }  e.  _V
2018, 19op2nd 6141 . . . . . . . . . . . . . . . 16  |-  ( 2nd `  <. { l  e. 
Q.  |  E. q  e.  Q.  ( l  +Q  q )  <Q  ( F `  q ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( F `
 q )  +Q  q )  <Q  u } >. )  =  {
u  e.  Q.  |  E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  u }
2116, 20eqtri 2198 . . . . . . . . . . . . . . 15  |-  ( 2nd `  L )  =  {
u  e.  Q.  |  E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  u }
2215, 21elrab2 2896 . . . . . . . . . . . . . 14  |-  ( s  e.  ( 2nd `  L
)  <->  ( s  e. 
Q.  /\  E. q  e.  Q.  ( ( F `
 q )  +Q  q )  <Q  s
) )
2322biimpi 120 . . . . . . . . . . . . 13  |-  ( s  e.  ( 2nd `  L
)  ->  ( s  e.  Q.  /\  E. q  e.  Q.  ( ( F `
 q )  +Q  q )  <Q  s
) )
2423adantr 276 . . . . . . . . . . . 12  |-  ( ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) )  ->  (
s  e.  Q.  /\  E. q  e.  Q.  (
( F `  q
)  +Q  q ) 
<Q  s ) )
2524adantl 277 . . . . . . . . . . 11  |-  ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  -> 
( s  e.  Q.  /\ 
E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  s ) )
2625adantr 276 . . . . . . . . . 10  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
( s  e.  Q.  /\ 
E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  s ) )
2726simpld 112 . . . . . . . . 9  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
s  e.  Q. )
28 vex 2740 . . . . . . . . . . . . . 14  |-  t  e. 
_V
29 breq2 4004 . . . . . . . . . . . . . 14  |-  ( u  =  t  ->  ( S  <Q  u  <->  S  <Q  t ) )
30 ltnqex 7526 . . . . . . . . . . . . . . 15  |-  { l  |  l  <Q  S }  e.  _V
31 gtnqex 7527 . . . . . . . . . . . . . . 15  |-  { u  |  S  <Q  u }  e.  _V
3230, 31op2nd 6141 . . . . . . . . . . . . . 14  |-  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )  =  { u  |  S  <Q  u }
3328, 29, 32elab2 2885 . . . . . . . . . . . . 13  |-  ( t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )  <->  S  <Q  t )
34 ltrelnq 7342 . . . . . . . . . . . . . 14  |-  <Q  C_  ( Q.  X.  Q. )
3534brel 4674 . . . . . . . . . . . . 13  |-  ( S 
<Q  t  ->  ( S  e.  Q.  /\  t  e.  Q. ) )
3633, 35sylbi 121 . . . . . . . . . . . 12  |-  ( t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )  ->  ( S  e.  Q.  /\  t  e. 
Q. ) )
3736simprd 114 . . . . . . . . . . 11  |-  ( t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )  ->  t  e.  Q. )
3837ad2antll 491 . . . . . . . . . 10  |-  ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  -> 
t  e.  Q. )
3938adantr 276 . . . . . . . . 9  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
t  e.  Q. )
40 addclnq 7352 . . . . . . . . 9  |-  ( ( s  e.  Q.  /\  t  e.  Q. )  ->  ( s  +Q  t
)  e.  Q. )
4127, 39, 40syl2anc 411 . . . . . . . 8  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
( s  +Q  t
)  e.  Q. )
42 eleq1 2240 . . . . . . . . 9  |-  ( r  =  ( s  +Q  t )  ->  (
r  e.  Q.  <->  ( s  +Q  t )  e.  Q. ) )
4342adantl 277 . . . . . . . 8  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
( r  e.  Q.  <->  ( s  +Q  t )  e.  Q. ) )
4441, 43mpbird 167 . . . . . . 7  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
r  e.  Q. )
4526simprd 114 . . . . . . . 8  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  ->  E. q  e.  Q.  ( ( F `  q )  +Q  q
)  <Q  s )
4633biimpi 120 . . . . . . . . . . . . . . . 16  |-  ( t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )  ->  S  <Q  t )
4746ad2antll 491 . . . . . . . . . . . . . . 15  |-  ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  ->  S  <Q  t )
4847adantr 276 . . . . . . . . . . . . . 14  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  ->  S  <Q  t )
4948ad2antrr 488 . . . . . . . . . . . . 13  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  ->  S  <Q  t )
506ad5antr 496 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  ->  S  e.  Q. )
5139ad2antrr 488 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
t  e.  Q. )
521ad5antr 496 . . . . . . . . . . . . . . . 16  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  ->  F : Q. --> Q. )
53 simplr 528 . . . . . . . . . . . . . . . 16  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
q  e.  Q. )
5452, 53ffvelcdmd 5647 . . . . . . . . . . . . . . 15  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( F `  q
)  e.  Q. )
55 addclnq 7352 . . . . . . . . . . . . . . 15  |-  ( ( ( F `  q
)  e.  Q.  /\  q  e.  Q. )  ->  ( ( F `  q )  +Q  q
)  e.  Q. )
5654, 53, 55syl2anc 411 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( F `  q )  +Q  q
)  e.  Q. )
57 ltanqg 7377 . . . . . . . . . . . . . 14  |-  ( ( S  e.  Q.  /\  t  e.  Q.  /\  (
( F `  q
)  +Q  q )  e.  Q. )  -> 
( S  <Q  t  <->  ( ( ( F `  q )  +Q  q
)  +Q  S ) 
<Q  ( ( ( F `
 q )  +Q  q )  +Q  t
) ) )
5850, 51, 56, 57syl3anc 1238 . . . . . . . . . . . . 13  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( S  <Q  t  <->  ( ( ( F `  q )  +Q  q
)  +Q  S ) 
<Q  ( ( ( F `
 q )  +Q  q )  +Q  t
) ) )
5949, 58mpbid 147 . . . . . . . . . . . 12  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  ( ( ( F `  q )  +Q  q )  +Q  t ) )
60 simpr 110 . . . . . . . . . . . . 13  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( F `  q )  +Q  q
)  <Q  s )
61 ltanqg 7377 . . . . . . . . . . . . . . 15  |-  ( ( f  e.  Q.  /\  g  e.  Q.  /\  h  e.  Q. )  ->  (
f  <Q  g  <->  ( h  +Q  f )  <Q  (
h  +Q  g ) ) )
6261adantl 277 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  /\  ( f  e.  Q.  /\  g  e.  Q.  /\  h  e.  Q. )
)  ->  ( f  <Q  g  <->  ( h  +Q  f )  <Q  (
h  +Q  g ) ) )
6327ad2antrr 488 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
s  e.  Q. )
64 addcomnqg 7358 . . . . . . . . . . . . . . 15  |-  ( ( f  e.  Q.  /\  g  e.  Q. )  ->  ( f  +Q  g
)  =  ( g  +Q  f ) )
6564adantl 277 . . . . . . . . . . . . . 14  |-  ( ( ( ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  /\  ( f  e.  Q.  /\  g  e.  Q. )
)  ->  ( f  +Q  g )  =  ( g  +Q  f ) )
6662, 56, 63, 51, 65caovord2d 6037 . . . . . . . . . . . . 13  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( ( F `
 q )  +Q  q )  <Q  s  <->  ( ( ( F `  q )  +Q  q
)  +Q  t ) 
<Q  ( s  +Q  t
) ) )
6760, 66mpbid 147 . . . . . . . . . . . 12  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( ( F `
 q )  +Q  q )  +Q  t
)  <Q  ( s  +Q  t ) )
68 ltsonq 7375 . . . . . . . . . . . . 13  |-  <Q  Or  Q.
6968, 34sotri 5019 . . . . . . . . . . . 12  |-  ( ( ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  ( ( ( F `  q )  +Q  q )  +Q  t )  /\  (
( ( F `  q )  +Q  q
)  +Q  t ) 
<Q  ( s  +Q  t
) )  ->  (
( ( F `  q )  +Q  q
)  +Q  S ) 
<Q  ( s  +Q  t
) )
7059, 67, 69syl2anc 411 . . . . . . . . . . 11  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  ( s  +Q  t ) )
71 simpllr 534 . . . . . . . . . . 11  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
r  =  ( s  +Q  t ) )
7270, 71breqtrrd 4028 . . . . . . . . . 10  |-  ( ( ( ( ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  /\  ( ( F `  q )  +Q  q
)  <Q  s )  -> 
( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  r )
7372ex 115 . . . . . . . . 9  |-  ( ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  /\  q  e.  Q. )  ->  ( ( ( F `
 q )  +Q  q )  <Q  s  ->  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  r ) )
7473reximdva 2579 . . . . . . . 8  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
( E. q  e. 
Q.  ( ( F `
 q )  +Q  q )  <Q  s  ->  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  r ) )
7545, 74mpd 13 . . . . . . 7  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  ->  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  r )
76 breq2 4004 . . . . . . . . 9  |-  ( u  =  r  ->  (
( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u  <->  ( (
( F `  q
)  +Q  q )  +Q  S )  <Q 
r ) )
7776rexbidv 2478 . . . . . . . 8  |-  ( u  =  r  ->  ( E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u  <->  E. q  e.  Q.  ( ( ( F `  q )  +Q  q )  +Q  S )  <Q  r
) )
7817rabex 4144 . . . . . . . . 9  |-  { l  e.  Q.  |  E. q  e.  Q.  (
l  +Q  q ) 
<Q  ( ( F `  q )  +Q  S
) }  e.  _V
7917rabex 4144 . . . . . . . . 9  |-  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `  q )  +Q  q )  +Q  S )  <Q  u }  e.  _V
8078, 79op2nd 6141 . . . . . . . 8  |-  ( 2nd `  <. { l  e. 
Q.  |  E. q  e.  Q.  ( l  +Q  q )  <Q  (
( F `  q
)  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `  q )  +Q  q )  +Q  S )  <Q  u } >. )  =  {
u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u }
8177, 80elrab2 2896 . . . . . . 7  |-  ( r  e.  ( 2nd `  <. { l  e.  Q.  |  E. q  e.  Q.  ( l  +Q  q
)  <Q  ( ( F `
 q )  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u } >. )  <-> 
( r  e.  Q.  /\ 
E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  r ) )
8244, 75, 81sylanbrc 417 . . . . . 6  |-  ( ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  /\  ( s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  r  =  ( s  +Q  t ) )  -> 
r  e.  ( 2nd `  <. { l  e. 
Q.  |  E. q  e.  Q.  ( l  +Q  q )  <Q  (
( F `  q
)  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `  q )  +Q  q )  +Q  S )  <Q  u } >. ) )
8382ex 115 . . . . 5  |-  ( ( ( ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  /\  (
s  e.  ( 2nd `  L )  /\  t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. ) ) )  -> 
( r  =  ( s  +Q  t )  ->  r  e.  ( 2nd `  <. { l  e.  Q.  |  E. q  e.  Q.  (
l  +Q  q ) 
<Q  ( ( F `  q )  +Q  S
) } ,  {
u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u } >. ) ) )
8483rexlimdvva 2602 . . . 4  |-  ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  ->  ( E. s  e.  ( 2nd `  L ) E. t  e.  ( 2nd `  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
r  =  ( s  +Q  t )  -> 
r  e.  ( 2nd `  <. { l  e. 
Q.  |  E. q  e.  Q.  ( l  +Q  q )  <Q  (
( F `  q
)  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `  q )  +Q  q )  +Q  S )  <Q  u } >. ) ) )
8513, 84mpd 13 . . 3  |-  ( (
ph  /\  r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
) )  ->  r  e.  ( 2nd `  <. { l  e.  Q.  |  E. q  e.  Q.  ( l  +Q  q
)  <Q  ( ( F `
 q )  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u } >. ) )
8685ex 115 . 2  |-  ( ph  ->  ( r  e.  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
)  ->  r  e.  ( 2nd `  <. { l  e.  Q.  |  E. q  e.  Q.  (
l  +Q  q ) 
<Q  ( ( F `  q )  +Q  S
) } ,  {
u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u } >. ) ) )
8786ssrdv 3161 1  |-  ( ph  ->  ( 2nd `  ( L  +P.  <. { l  |  l  <Q  S } ,  { u  |  S  <Q  u } >. )
)  C_  ( 2nd ` 
<. { l  e.  Q.  |  E. q  e.  Q.  ( l  +Q  q
)  <Q  ( ( F `
 q )  +Q  S ) } ,  { u  e.  Q.  |  E. q  e.  Q.  ( ( ( F `
 q )  +Q  q )  +Q  S
)  <Q  u } >. ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    <-> wb 105    /\ w3a 978    = wceq 1353    e. wcel 2148   {cab 2163   A.wral 2455   E.wrex 2456   {crab 2459    C_ wss 3129   <.cop 3594   class class class wbr 4000   -->wf 5207   ` cfv 5211  (class class class)co 5868   2ndc2nd 6133   Q.cnq 7257    +Q cplq 7259    <Q cltq 7262   P.cnp 7268    +P. cpp 7270
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 614  ax-in2 615  ax-io 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-13 2150  ax-14 2151  ax-ext 2159  ax-coll 4115  ax-sep 4118  ax-nul 4126  ax-pow 4171  ax-pr 4205  ax-un 4429  ax-setind 4532  ax-iinf 4583
This theorem depends on definitions:  df-bi 117  df-dc 835  df-3or 979  df-3an 980  df-tru 1356  df-fal 1359  df-nf 1461  df-sb 1763  df-eu 2029  df-mo 2030  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-ne 2348  df-ral 2460  df-rex 2461  df-reu 2462  df-rab 2464  df-v 2739  df-sbc 2963  df-csb 3058  df-dif 3131  df-un 3133  df-in 3135  df-ss 3142  df-nul 3423  df-pw 3576  df-sn 3597  df-pr 3598  df-op 3600  df-uni 3808  df-int 3843  df-iun 3886  df-br 4001  df-opab 4062  df-mpt 4063  df-tr 4099  df-eprel 4285  df-id 4289  df-po 4292  df-iso 4293  df-iord 4362  df-on 4364  df-suc 4367  df-iom 4586  df-xp 4628  df-rel 4629  df-cnv 4630  df-co 4631  df-dm 4632  df-rn 4633  df-res 4634  df-ima 4635  df-iota 5173  df-fun 5213  df-fn 5214  df-f 5215  df-f1 5216  df-fo 5217  df-f1o 5218  df-fv 5219  df-ov 5871  df-oprab 5872  df-mpo 5873  df-1st 6134  df-2nd 6135  df-recs 6299  df-irdg 6364  df-1o 6410  df-oadd 6414  df-omul 6415  df-er 6528  df-ec 6530  df-qs 6534  df-ni 7281  df-pli 7282  df-mi 7283  df-lti 7284  df-plpq 7321  df-mpq 7322  df-enq 7324  df-nqqs 7325  df-plqqs 7326  df-mqqs 7327  df-1nqqs 7328  df-rq 7329  df-ltnqqs 7330  df-inp 7443  df-iplp 7445
This theorem is referenced by:  cauappcvgprlemladdrl  7634  cauappcvgprlemladd  7635
  Copyright terms: Public domain W3C validator