| Mathbox for Jim Kingdon |
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| Mirrors > Home > ILE Home > Th. List > Mathboxes > nninfomni | Unicode version | ||
| Description: ℕ∞ is omniscient. Corollary 3.7 of [PradicBrown2022], p. 5. (Contributed by Jim Kingdon, 10-Aug-2022.) |
| Ref | Expression |
|---|---|
| nninfomni |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elequ1 2209 |
. . . . . . . . . . 11
| |
| 2 | 1 | ifbid 3648 |
. . . . . . . . . 10
|
| 3 | 2 | cbvmptv 4211 |
. . . . . . . . 9
|
| 4 | 3 | fveq2i 5678 |
. . . . . . . 8
|
| 5 | 4 | eqeq1i 2242 |
. . . . . . 7
|
| 6 | 5 | ralbii 2550 |
. . . . . 6
|
| 7 | ifbi 3647 |
. . . . . 6
| |
| 8 | 6, 7 | ax-mp 5 |
. . . . 5
|
| 9 | 8 | mpteq2i 4202 |
. . . 4
|
| 10 | elequ2 2210 |
. . . . . . . . . 10
| |
| 11 | 10 | ifbid 3648 |
. . . . . . . . 9
|
| 12 | 11 | mpteq2dv 4206 |
. . . . . . . 8
|
| 13 | 12 | fveqeq2d 5683 |
. . . . . . 7
|
| 14 | 13 | cbvralv 2780 |
. . . . . 6
|
| 15 | ifbi 3647 |
. . . . . 6
| |
| 16 | 14, 15 | ax-mp 5 |
. . . . 5
|
| 17 | 16 | mpteq2i 4202 |
. . . 4
|
| 18 | suceq 4528 |
. . . . . . 7
| |
| 19 | 18 | raleqdv 2749 |
. . . . . 6
|
| 20 | 19 | ifbid 3648 |
. . . . 5
|
| 21 | 20 | cbvmptv 4211 |
. . . 4
|
| 22 | 9, 17, 21 | 3eqtr2i 2261 |
. . 3
|
| 23 | 22 | mpteq2i 4202 |
. 2
|
| 24 | 23 | nninfomnilem 16922 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4230 ax-sep 4233 ax-nul 4241 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-iinf 4715 |
| This theorem depends on definitions: df-bi 117 df-dc 843 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-if 3625 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-iun 3998 df-br 4115 df-opab 4177 df-mpt 4178 df-tr 4214 df-id 4419 df-iord 4492 df-on 4494 df-suc 4497 df-iom 4718 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-f1 5362 df-fo 5363 df-f1o 5364 df-fv 5365 df-ov 6061 df-oprab 6062 df-mpo 6063 df-1o 6660 df-2o 6661 df-map 6897 df-nninf 7424 df-omni 7439 |
| This theorem is referenced by: nnnninfen 16925 exmidsbthrlem 16928 |
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