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| Mirrors > Home > ILE Home > Th. List > 2onetap | Unicode version | ||
| Description: Negated equality is a
tight apartness on |
| Ref | Expression |
|---|---|
| 2onetap |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2onn 6580 |
. . . . 5
| |
| 2 | elnn 4643 |
. . . . 5
| |
| 3 | 1, 2 | mpan2 425 |
. . . 4
|
| 4 | elnn 4643 |
. . . . 5
| |
| 5 | 1, 4 | mpan2 425 |
. . . 4
|
| 6 | nndceq 6558 |
. . . 4
| |
| 7 | 3, 5, 6 | syl2an 289 |
. . 3
|
| 8 | 7 | rgen2 2583 |
. 2
|
| 9 | netap 7323 |
. 2
| |
| 10 | 8, 9 | ax-mp 5 |
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 615 ax-in2 616 ax-io 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-13 2169 ax-14 2170 ax-ext 2178 ax-sep 4152 ax-nul 4160 ax-pow 4208 ax-pr 4243 ax-un 4469 ax-setind 4574 ax-iinf 4625 |
| This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1367 df-nf 1475 df-sb 1777 df-eu 2048 df-mo 2049 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ne 2368 df-ral 2480 df-rex 2481 df-v 2765 df-dif 3159 df-un 3161 df-in 3163 df-ss 3170 df-nul 3452 df-pw 3608 df-sn 3629 df-pr 3630 df-op 3632 df-uni 3841 df-int 3876 df-br 4035 df-opab 4096 df-tr 4133 df-iord 4402 df-on 4404 df-suc 4407 df-iom 4628 df-xp 4670 df-1o 6475 df-2o 6476 df-pap 7317 df-tap 7319 |
| This theorem is referenced by: 2omotaplemst 7327 |
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