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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 2484 | . 2 ⊢ (𝐴 ≠ 𝐵 ↔ 𝐵 ≠ 𝐴) | |
| 3 | 1, 2 | mpbi 145 | 1 ⊢ 𝐵 ≠ 𝐴 |
| Colors of variables: wff set class |
| Syntax hints: ≠ wne 2400 |
| 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-5 1493 ax-gen 1495 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-cleq 2222 df-ne 2401 |
| This theorem is referenced by: 0nep0 4250 xp01disj 6592 xp01disjl 6593 rex2dom 6984 djulclb 7238 djuinr 7246 2oneel 7458 pnfnemnf 8217 mnfnepnf 8218 ltneii 8259 1ne0 9194 0ne2 9332 fzprval 10295 0tonninf 10679 1tonninf 10680 ressplusgd 13183 ressmulrg 13199 fnpr2o 13393 fvpr0o 13395 fvpr1o 13396 mgpress 13915 rmodislmod 14336 sralemg 14423 srascag 14427 sratsetg 14430 sradsg 14433 zlmbasg 14614 zlmplusgg 14615 zlmmulrg 14616 zlmsca 14617 znbas2 14625 znadd 14626 znmul 14627 usgrexmpldifpr 16068 |
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