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| Mirrors > Home > ILE Home > Th. List > dfuzi | Unicode version | ||
| Description: An expression for the
upper integers that start at |
| Ref | Expression |
|---|---|
| dfuz.1 |
|
| Ref | Expression |
|---|---|
| dfuzi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssintab 3940 |
. . 3
| |
| 2 | dfuz.1 |
. . . 4
| |
| 3 | 2 | peano5uzi 9556 |
. . 3
|
| 4 | 1, 3 | mpgbir 1499 |
. 2
|
| 5 | 2 | zrei 9452 |
. . . . . 6
|
| 6 | 5 | leidi 8632 |
. . . . 5
|
| 7 | breq2 4087 |
. . . . . 6
| |
| 8 | 7 | elrab 2959 |
. . . . 5
|
| 9 | 2, 6, 8 | mpbir2an 948 |
. . . 4
|
| 10 | peano2uz2 9554 |
. . . . . 6
| |
| 11 | 2, 10 | mpan 424 |
. . . . 5
|
| 12 | 11 | rgen 2583 |
. . . 4
|
| 13 | zex 9455 |
. . . . . 6
| |
| 14 | 13 | rabex 4228 |
. . . . 5
|
| 15 | eleq2 2293 |
. . . . . 6
| |
| 16 | eleq2 2293 |
. . . . . . 7
| |
| 17 | 16 | raleqbi1dv 2740 |
. . . . . 6
|
| 18 | 15, 17 | anbi12d 473 |
. . . . 5
|
| 19 | 14, 18 | elab 2947 |
. . . 4
|
| 20 | 9, 12, 19 | mpbir2an 948 |
. . 3
|
| 21 | intss1 3938 |
. . 3
| |
| 22 | 20, 21 | ax-mp 5 |
. 2
|
| 23 | 4, 22 | eqssi 3240 |
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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-cnex 8090 ax-resscn 8091 ax-1cn 8092 ax-1re 8093 ax-icn 8094 ax-addcl 8095 ax-addrcl 8096 ax-mulcl 8097 ax-addcom 8099 ax-addass 8101 ax-distr 8103 ax-i2m1 8104 ax-0lt1 8105 ax-0id 8107 ax-rnegex 8108 ax-cnre 8110 ax-pre-ltirr 8111 ax-pre-ltwlin 8112 ax-pre-lttrn 8113 ax-pre-ltadd 8115 |
| This theorem depends on definitions: df-bi 117 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-opab 4146 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-iota 5278 df-fun 5320 df-fv 5326 df-riota 5954 df-ov 6004 df-oprab 6005 df-mpo 6006 df-pnf 8183 df-mnf 8184 df-xr 8185 df-ltxr 8186 df-le 8187 df-sub 8319 df-neg 8320 df-inn 9111 df-n0 9370 df-z 9447 |
| This theorem is referenced by: (None) |
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