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Mirrors > Home > ILE Home > Th. List > inftonninf | Unicode version |
Description: The mapping of into ℕ∞ is the sequence of all ones. (Contributed by Jim Kingdon, 17-Jul-2022.) |
Ref | Expression |
---|---|
fxnn0nninf.g | frec |
fxnn0nninf.f | |
fxnn0nninf.i |
Ref | Expression |
---|---|
inftonninf |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fxnn0nninf.i | . . 3 | |
2 | 1 | fveq1i 5487 | . 2 |
3 | pnf0xnn0 9184 | . . 3 NN0* | |
4 | omex 4570 | . . . 4 | |
5 | 1oex 6392 | . . . . 5 | |
6 | 5 | snex 4164 | . . . 4 |
7 | 4, 6 | xpex 4719 | . . 3 |
8 | pnfnre 7940 | . . . . . 6 | |
9 | 8 | neli 2433 | . . . . 5 |
10 | nn0re 9123 | . . . . 5 | |
11 | 9, 10 | mto 652 | . . . 4 |
12 | fxnn0nninf.g | . . . . . . 7 frec | |
13 | fxnn0nninf.f | . . . . . . 7 | |
14 | 12, 13 | fnn0nninf 10372 | . . . . . 6 ℕ∞ |
15 | 14 | fdmi 5345 | . . . . 5 |
16 | 15 | eleq2i 2233 | . . . 4 |
17 | 11, 16 | mtbir 661 | . . 3 |
18 | fsnunfv 5686 | . . 3 NN0* | |
19 | 3, 7, 17, 18 | mp3an 1327 | . 2 |
20 | fconstmpt 4651 | . 2 | |
21 | 2, 19, 20 | 3eqtri 2190 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wceq 1343 wcel 2136 cvv 2726 cun 3114 c0 3409 cif 3520 csn 3576 cop 3579 cmpt 4043 com 4567 cxp 4602 ccnv 4603 cdm 4604 ccom 4608 cfv 5188 (class class class)co 5842 freccfrec 6358 c1o 6377 ℕ∞xnninf 7084 cr 7752 cc0 7753 c1 7754 caddc 7756 cpnf 7930 cn0 9114 NN0*cxnn0 9177 cz 9191 |
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 4097 ax-sep 4100 ax-nul 4108 ax-pow 4153 ax-pr 4187 ax-un 4411 ax-setind 4514 ax-iinf 4565 ax-cnex 7844 ax-resscn 7845 ax-1cn 7846 ax-1re 7847 ax-icn 7848 ax-addcl 7849 ax-addrcl 7850 ax-mulcl 7851 ax-addcom 7853 ax-addass 7855 ax-distr 7857 ax-i2m1 7858 ax-0lt1 7859 ax-0id 7861 ax-rnegex 7862 ax-cnre 7864 ax-pre-ltirr 7865 ax-pre-ltwlin 7866 ax-pre-lttrn 7867 ax-pre-ltadd 7869 |
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 2297 df-ne 2337 df-nel 2432 df-ral 2449 df-rex 2450 df-reu 2451 df-rab 2453 df-v 2728 df-sbc 2952 df-csb 3046 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-nul 3410 df-if 3521 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-int 3825 df-iun 3868 df-br 3983 df-opab 4044 df-mpt 4045 df-tr 4081 df-id 4271 df-iord 4344 df-on 4346 df-ilim 4347 df-suc 4349 df-iom 4568 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 df-iota 5153 df-fun 5190 df-fn 5191 df-f 5192 df-f1 5193 df-fo 5194 df-f1o 5195 df-fv 5196 df-riota 5798 df-ov 5845 df-oprab 5846 df-mpo 5847 df-recs 6273 df-frec 6359 df-1o 6384 df-2o 6385 df-map 6616 df-nninf 7085 df-pnf 7935 df-mnf 7936 df-xr 7937 df-ltxr 7938 df-le 7939 df-sub 8071 df-neg 8072 df-inn 8858 df-n0 9115 df-xnn0 9178 df-z 9192 df-uz 9467 |
This theorem is referenced by: (None) |
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