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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 2487 | . 2 ⊢ (𝐴 ≠ 𝐵 ↔ 𝐵 ≠ 𝐴) | |
| 3 | 1, 2 | mpbi 145 | 1 ⊢ 𝐵 ≠ 𝐴 |
| Colors of variables: wff set class |
| Syntax hints: ≠ wne 2403 |
| 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 2213 |
| This theorem depends on definitions: df-bi 117 df-cleq 2224 df-ne 2404 |
| This theorem is referenced by: 0nep0 4261 xp01disj 6644 xp01disjl 6645 rex2dom 7039 djulclb 7297 djuinr 7305 2oneel 7518 pnfnemnf 8277 mnfnepnf 8278 ltneii 8319 1ne0 9254 0ne2 9392 fzprval 10360 0tonninf 10746 1tonninf 10747 ressplusgd 13273 ressmulrg 13289 fnpr2o 13483 fvpr0o 13485 fvpr1o 13486 mgpress 14006 rmodislmod 14427 sralemg 14514 srascag 14518 sratsetg 14521 sradsg 14524 zlmbasg 14705 zlmplusgg 14706 zlmmulrg 14707 zlmsca 14708 znbas2 14716 znadd 14717 znmul 14718 usgrexmpldifpr 16170 konigsbergiedgwen 16405 konigsberglem2 16410 konigsberglem3 16411 konigsberglem5 16413 |
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