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Theorem nninfdclemlt 12380
Description: Lemma for nninfdc 12382. The function from nninfdclemf 12378 is strictly monotonic. (Contributed by Jim Kingdon, 24-Sep-2024.)
Hypotheses
Ref Expression
nninfdclemf.a  |-  ( ph  ->  A  C_  NN )
nninfdclemf.dc  |-  ( ph  ->  A. x  e.  NN DECID  x  e.  A )
nninfdclemf.nb  |-  ( ph  ->  A. m  e.  NN  E. n  e.  A  m  <  n )
nninfdclemf.j  |-  ( ph  ->  ( J  e.  A  /\  1  <  J ) )
nninfdclemf.f  |-  F  =  seq 1 ( ( y  e.  NN , 
z  e.  NN  |-> inf ( ( A  i^i  ( ZZ>=
`  ( y  +  1 ) ) ) ,  RR ,  <  ) ) ,  ( i  e.  NN  |->  J ) )
nninfdclemlt.u  |-  ( ph  ->  U  e.  NN )
nninfdclemlt.v  |-  ( ph  ->  V  e.  NN )
nninfdclemlt.lt  |-  ( ph  ->  U  <  V )
Assertion
Ref Expression
nninfdclemlt  |-  ( ph  ->  ( F `  U
)  <  ( F `  V ) )
Distinct variable groups:    A, m, n   
x, A    y, A, z    m, F, n    x, F    y, F, z    i, J    U, i    U, m, n    x, U    y, U, z    y, J, z
Allowed substitution hints:    ph( x, y, z, i, m, n)    A( i)    F( i)    J( x, m, n)    V( x, y, z, i, m, n)

Proof of Theorem nninfdclemlt
Dummy variables  k  w are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 nninfdclemlt.u . . . . . 6  |-  ( ph  ->  U  e.  NN )
21peano2nnd 8868 . . . . 5  |-  ( ph  ->  ( U  +  1 )  e.  NN )
32nnzd 9308 . . . 4  |-  ( ph  ->  ( U  +  1 )  e.  ZZ )
4 nninfdclemlt.v . . . . 5  |-  ( ph  ->  V  e.  NN )
54nnzd 9308 . . . 4  |-  ( ph  ->  V  e.  ZZ )
6 nninfdclemlt.lt . . . . 5  |-  ( ph  ->  U  <  V )
7 nnltp1le 9247 . . . . . 6  |-  ( ( U  e.  NN  /\  V  e.  NN )  ->  ( U  <  V  <->  ( U  +  1 )  <_  V ) )
81, 4, 7syl2anc 409 . . . . 5  |-  ( ph  ->  ( U  <  V  <->  ( U  +  1 )  <_  V ) )
96, 8mpbid 146 . . . 4  |-  ( ph  ->  ( U  +  1 )  <_  V )
10 eluz2 9468 . . . 4  |-  ( V  e.  ( ZZ>= `  ( U  +  1 ) )  <->  ( ( U  +  1 )  e.  ZZ  /\  V  e.  ZZ  /\  ( U  +  1 )  <_  V ) )
113, 5, 9, 10syl3anbrc 1171 . . 3  |-  ( ph  ->  V  e.  ( ZZ>= `  ( U  +  1
) ) )
12 eluzfz2 9963 . . 3  |-  ( V  e.  ( ZZ>= `  ( U  +  1 ) )  ->  V  e.  ( ( U  + 
1 ) ... V
) )
1311, 12syl 14 . 2  |-  ( ph  ->  V  e.  ( ( U  +  1 ) ... V ) )
14 fveq2 5485 . . . . 5  |-  ( w  =  ( U  + 
1 )  ->  ( F `  w )  =  ( F `  ( U  +  1
) ) )
1514breq2d 3993 . . . 4  |-  ( w  =  ( U  + 
1 )  ->  (
( F `  U
)  <  ( F `  w )  <->  ( F `  U )  <  ( F `  ( U  +  1 ) ) ) )
1615imbi2d 229 . . 3  |-  ( w  =  ( U  + 
1 )  ->  (
( ph  ->  ( F `
 U )  < 
( F `  w
) )  <->  ( ph  ->  ( F `  U
)  <  ( F `  ( U  +  1 ) ) ) ) )
17 fveq2 5485 . . . . 5  |-  ( w  =  k  ->  ( F `  w )  =  ( F `  k ) )
1817breq2d 3993 . . . 4  |-  ( w  =  k  ->  (
( F `  U
)  <  ( F `  w )  <->  ( F `  U )  <  ( F `  k )
) )
1918imbi2d 229 . . 3  |-  ( w  =  k  ->  (
( ph  ->  ( F `
 U )  < 
( F `  w
) )  <->  ( ph  ->  ( F `  U
)  <  ( F `  k ) ) ) )
20 fveq2 5485 . . . . 5  |-  ( w  =  ( k  +  1 )  ->  ( F `  w )  =  ( F `  ( k  +  1 ) ) )
2120breq2d 3993 . . . 4  |-  ( w  =  ( k  +  1 )  ->  (
( F `  U
)  <  ( F `  w )  <->  ( F `  U )  <  ( F `  ( k  +  1 ) ) ) )
2221imbi2d 229 . . 3  |-  ( w  =  ( k  +  1 )  ->  (
( ph  ->  ( F `
 U )  < 
( F `  w
) )  <->  ( ph  ->  ( F `  U
)  <  ( F `  ( k  +  1 ) ) ) ) )
23 fveq2 5485 . . . . 5  |-  ( w  =  V  ->  ( F `  w )  =  ( F `  V ) )
2423breq2d 3993 . . . 4  |-  ( w  =  V  ->  (
( F `  U
)  <  ( F `  w )  <->  ( F `  U )  <  ( F `  V )
) )
2524imbi2d 229 . . 3  |-  ( w  =  V  ->  (
( ph  ->  ( F `
 U )  < 
( F `  w
) )  <->  ( ph  ->  ( F `  U
)  <  ( F `  V ) ) ) )
26 nninfdclemf.a . . . . 5  |-  ( ph  ->  A  C_  NN )
27 nninfdclemf.dc . . . . 5  |-  ( ph  ->  A. x  e.  NN DECID  x  e.  A )
28 nninfdclemf.nb . . . . 5  |-  ( ph  ->  A. m  e.  NN  E. n  e.  A  m  <  n )
29 nninfdclemf.j . . . . 5  |-  ( ph  ->  ( J  e.  A  /\  1  <  J ) )
30 nninfdclemf.f . . . . 5  |-  F  =  seq 1 ( ( y  e.  NN , 
z  e.  NN  |-> inf ( ( A  i^i  ( ZZ>=
`  ( y  +  1 ) ) ) ,  RR ,  <  ) ) ,  ( i  e.  NN  |->  J ) )
3126, 27, 28, 29, 30, 1nninfdclemp1 12379 . . . 4  |-  ( ph  ->  ( F `  U
)  <  ( F `  ( U  +  1 ) ) )
3231a1i 9 . . 3  |-  ( V  e.  ( ZZ>= `  ( U  +  1 ) )  ->  ( ph  ->  ( F `  U
)  <  ( F `  ( U  +  1 ) ) ) )
3326ad2antrr 480 . . . . . . . . 9  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  A  C_  NN )
3426, 27, 28, 29, 30nninfdclemf 12378 . . . . . . . . . . 11  |-  ( ph  ->  F : NN --> A )
3534ad2antrr 480 . . . . . . . . . 10  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  F : NN --> A )
361ad2antrr 480 . . . . . . . . . 10  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  U  e.  NN )
3735, 36ffvelrnd 5620 . . . . . . . . 9  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  U )  e.  A )
3833, 37sseldd 3142 . . . . . . . 8  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  U )  e.  NN )
3938nnred 8866 . . . . . . 7  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  U )  e.  RR )
40 elfzoelz 10078 . . . . . . . . . . . 12  |-  ( k  e.  ( ( U  +  1 )..^ V
)  ->  k  e.  ZZ )
4140ad2antlr 481 . . . . . . . . . . 11  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  k  e.  ZZ )
42 1red 7910 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  1  e.  RR )
432nnred 8866 . . . . . . . . . . . . 13  |-  ( ph  ->  ( U  +  1 )  e.  RR )
4443ad2antrr 480 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( U  +  1 )  e.  RR )
4541zred 9309 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  k  e.  RR )
462nnge1d 8896 . . . . . . . . . . . . 13  |-  ( ph  ->  1  <_  ( U  +  1 ) )
4746ad2antrr 480 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  1  <_  ( U  +  1 ) )
48 elfzole1 10086 . . . . . . . . . . . . 13  |-  ( k  e.  ( ( U  +  1 )..^ V
)  ->  ( U  +  1 )  <_ 
k )
4948ad2antlr 481 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( U  +  1 )  <_  k )
5042, 44, 45, 47, 49letrd 8018 . . . . . . . . . . 11  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  1  <_  k )
51 elnnz1 9210 . . . . . . . . . . 11  |-  ( k  e.  NN  <->  ( k  e.  ZZ  /\  1  <_ 
k ) )
5241, 50, 51sylanbrc 414 . . . . . . . . . 10  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  k  e.  NN )
5335, 52ffvelrnd 5620 . . . . . . . . 9  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  k )  e.  A )
5433, 53sseldd 3142 . . . . . . . 8  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  k )  e.  NN )
5554nnred 8866 . . . . . . 7  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  k )  e.  RR )
5652peano2nnd 8868 . . . . . . . . . 10  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  (
k  +  1 )  e.  NN )
5735, 56ffvelrnd 5620 . . . . . . . . 9  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  ( k  +  1 ) )  e.  A )
5833, 57sseldd 3142 . . . . . . . 8  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  ( k  +  1 ) )  e.  NN )
5958nnred 8866 . . . . . . 7  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  ( k  +  1 ) )  e.  RR )
60 simpr 109 . . . . . . 7  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  U )  <  ( F `  k
) )
6127ad2antrr 480 . . . . . . . 8  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  A. x  e.  NN DECID  x  e.  A )
6228ad2antrr 480 . . . . . . . 8  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  A. m  e.  NN  E. n  e.  A  m  <  n
)
6329ad2antrr 480 . . . . . . . 8  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( J  e.  A  /\  1  <  J ) )
6433, 61, 62, 63, 30, 52nninfdclemp1 12379 . . . . . . 7  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  k )  <  ( F `  (
k  +  1 ) ) )
6539, 55, 59, 60, 64lttrd 8020 . . . . . 6  |-  ( ( ( ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  /\  ( F `
 U )  < 
( F `  k
) )  ->  ( F `  U )  <  ( F `  (
k  +  1 ) ) )
6665ex 114 . . . . 5  |-  ( (
ph  /\  k  e.  ( ( U  + 
1 )..^ V ) )  ->  ( ( F `  U )  <  ( F `  k
)  ->  ( F `  U )  <  ( F `  ( k  +  1 ) ) ) )
6766expcom 115 . . . 4  |-  ( k  e.  ( ( U  +  1 )..^ V
)  ->  ( ph  ->  ( ( F `  U )  <  ( F `  k )  ->  ( F `  U
)  <  ( F `  ( k  +  1 ) ) ) ) )
6867a2d 26 . . 3  |-  ( k  e.  ( ( U  +  1 )..^ V
)  ->  ( ( ph  ->  ( F `  U )  <  ( F `  k )
)  ->  ( ph  ->  ( F `  U
)  <  ( F `  ( k  +  1 ) ) ) ) )
6916, 19, 22, 25, 32, 68fzind2 10170 . 2  |-  ( V  e.  ( ( U  +  1 ) ... V )  ->  ( ph  ->  ( F `  U )  <  ( F `  V )
) )
7013, 69mpcom 36 1  |-  ( ph  ->  ( F `  U
)  <  ( F `  V ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 103    <-> wb 104  DECID wdc 824    = wceq 1343    e. wcel 2136   A.wral 2443   E.wrex 2444    i^i cin 3114    C_ wss 3115   class class class wbr 3981    |-> cmpt 4042   -->wf 5183   ` cfv 5187  (class class class)co 5841    e. cmpo 5843  infcinf 6944   RRcr 7748   1c1 7750    + caddc 7752    < clt 7929    <_ cle 7930   NNcn 8853   ZZcz 9187   ZZ>=cuz 9462   ...cfz 9940  ..^cfzo 10073    seqcseq 10376
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-in1 604  ax-in2 605  ax-io 699  ax-5 1435  ax-7 1436  ax-gen 1437  ax-ie1 1481  ax-ie2 1482  ax-8 1492  ax-10 1493  ax-11 1494  ax-i12 1495  ax-bndl 1497  ax-4 1498  ax-17 1514  ax-i9 1518  ax-ial 1522  ax-i5r 1523  ax-13 2138  ax-14 2139  ax-ext 2147  ax-coll 4096  ax-sep 4099  ax-nul 4107  ax-pow 4152  ax-pr 4186  ax-un 4410  ax-setind 4513  ax-iinf 4564  ax-cnex 7840  ax-resscn 7841  ax-1cn 7842  ax-1re 7843  ax-icn 7844  ax-addcl 7845  ax-addrcl 7846  ax-mulcl 7847  ax-addcom 7849  ax-addass 7851  ax-distr 7853  ax-i2m1 7854  ax-0lt1 7855  ax-0id 7857  ax-rnegex 7858  ax-cnre 7860  ax-pre-ltirr 7861  ax-pre-ltwlin 7862  ax-pre-lttrn 7863  ax-pre-apti 7864  ax-pre-ltadd 7865
This theorem depends on definitions:  df-bi 116  df-dc 825  df-3or 969  df-3an 970  df-tru 1346  df-fal 1349  df-nf 1449  df-sb 1751  df-eu 2017  df-mo 2018  df-clab 2152  df-cleq 2158  df-clel 2161  df-nfc 2296  df-ne 2336  df-nel 2431  df-ral 2448  df-rex 2449  df-reu 2450  df-rmo 2451  df-rab 2452  df-v 2727  df-sbc 2951  df-csb 3045  df-dif 3117  df-un 3119  df-in 3121  df-ss 3128  df-nul 3409  df-pw 3560  df-sn 3581  df-pr 3582  df-op 3584  df-uni 3789  df-int 3824  df-iun 3867  df-br 3982  df-opab 4043  df-mpt 4044  df-tr 4080  df-id 4270  df-po 4273  df-iso 4274  df-iord 4343  df-on 4345  df-ilim 4346  df-suc 4348  df-iom 4567  df-xp 4609  df-rel 4610  df-cnv 4611  df-co 4612  df-dm 4613  df-rn 4614  df-res 4615  df-ima 4616  df-iota 5152  df-fun 5189  df-fn 5190  df-f 5191  df-f1 5192  df-fo 5193  df-f1o 5194  df-fv 5195  df-isom 5196  df-riota 5797  df-ov 5844  df-oprab 5845  df-mpo 5846  df-1st 6105  df-2nd 6106  df-recs 6269  df-frec 6355  df-sup 6945  df-inf 6946  df-pnf 7931  df-mnf 7932  df-xr 7933  df-ltxr 7934  df-le 7935  df-sub 8067  df-neg 8068  df-inn 8854  df-n0 9111  df-z 9188  df-uz 9463  df-fz 9941  df-fzo 10074  df-seqfrec 10377
This theorem is referenced by:  nninfdclemf1  12381
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