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Mirrors > Home > MPE Home > Th. List > necomi | Structured version Visualization version 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 3040 | . 2 ⊢ (𝐴 ≠ 𝐵 ↔ 𝐵 ≠ 𝐴) | |
3 | 1, 2 | mpbi 233 | 1 ⊢ 𝐵 ≠ 𝐴 |
Colors of variables: wff setvar class |
Syntax hints: ≠ wne 2987 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-cleq 2791 df-ne 2988 |
This theorem is referenced by: nesymi 3044 nesymir 3045 0nep0 5223 opthhausdorff 5372 xp01disj 8103 xp01disjl 8104 1sdom 8705 djuexb 9322 djuin 9331 pnfnemnf 10685 mnfnepnf 10686 ltneii 10742 0ne1 11696 0ne2 11832 xnn0n0n1ge2b 12514 xmulpnf1 12655 fzprval 12963 hashneq0 13721 f1oun2prg 14270 geo2sum2 15222 fnpr2o 16822 fvpr0o 16824 fvpr1o 16825 rescabs 17095 symgvalstruct 18517 dmdprdpr 19164 dprdpr 19165 mgpress 19243 cnfldfunALT 20104 xpstopnlem1 22414 2logb9irrALT 25384 sqrt2cxp2logb9e3 25385 1sgm2ppw 25784 2sqlem11 26013 axlowdimlem13 26748 usgrexmpldifpr 27048 usgrexmplef 27049 vdegp1ai 27326 vdegp1bi 27327 konigsbergiedgw 28033 konigsberglem2 28038 konigsberglem3 28039 ex-pss 28213 ex-hash 28238 signswch 31941 nosepnelem 33297 bj-disjsn01 34388 bj-1upln0 34445 finxpreclem3 34810 remul01 39545 sn-0tie0 39576 mnuprdlem2 40981 ovnsubadd2lem 43284 nnlog2ge0lt1 44980 logbpw2m1 44981 fllog2 44982 blennnelnn 44990 nnpw2blen 44994 blen1 44998 blen2 44999 blen1b 45002 blennnt2 45003 nnolog2flm1 45004 blennngt2o2 45006 blennn0e2 45008 inlinecirc02plem 45200 |
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