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| Mirrors > Home > ILE Home > Th. List > necomi | GIF version | ||
| Description: Inference from commutative law for inequality. (Contributed by NM, 17-Oct-2012.) |
| Ref | Expression |
|---|---|
| necomi.1 | ⊢ 𝐴 ≠ 𝐵 |
| Ref | Expression |
|---|---|
| necomi | ⊢ 𝐵 ≠ 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | necomi.1 | . 2 ⊢ 𝐴 ≠ 𝐵 | |
| 2 | necom 2496 | . 2 ⊢ (𝐴 ≠ 𝐵 ↔ 𝐵 ≠ 𝐴) | |
| 3 | 1, 2 | mpbi 145 | 1 ⊢ 𝐵 ≠ 𝐴 |
| Colors of variables: wff set class |
| Syntax hints: ≠ wne 2412 |
| 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-5 1496 ax-gen 1498 ax-ext 2214 |
| This theorem depends on definitions: df-bi 117 df-cleq 2225 df-ne 2413 |
| This theorem is referenced by: 0nep0 4277 xp01disj 6665 xp01disjl 6666 rex2dom 7062 djulclb 7345 djuinr 7353 2oneel 7569 pnfnemnf 8327 mnfnepnf 8328 ltneii 8369 1ne0 9304 0ne2 9442 fzprval 10415 0tonninf 10801 1tonninf 10802 ressplusgd 13334 ressmulrg 13350 fnpr2o 13544 fvpr0o 13546 fvpr1o 13547 mgpress 14067 rmodislmod 14491 sralemg 14578 srascag 14582 sratsetg 14585 sradsg 14588 zlmbasg 14769 zlmplusgg 14770 zlmmulrg 14771 zlmsca 14772 znbas2 14780 znadd 14781 znmul 14782 usgrexmpldifpr 16236 konigsbergiedgwen 16471 konigsberglem2 16476 konigsberglem3 16477 konigsberglem5 16479 |
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