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Mirrors > Home > MPE Home > Th. List > eqnetrrd | Structured version Visualization version GIF version |
Description: Substitution of equal classes into an inequality. (Contributed by NM, 4-Jul-2012.) |
Ref | Expression |
---|---|
eqnetrrd.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
eqnetrrd.2 | ⊢ (𝜑 → 𝐴 ≠ 𝐶) |
Ref | Expression |
---|---|
eqnetrrd | ⊢ (𝜑 → 𝐵 ≠ 𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqnetrrd.1 | . . 3 ⊢ (𝜑 → 𝐴 = 𝐵) | |
2 | 1 | eqcomd 2827 | . 2 ⊢ (𝜑 → 𝐵 = 𝐴) |
3 | eqnetrrd.2 | . 2 ⊢ (𝜑 → 𝐴 ≠ 𝐶) | |
4 | 2, 3 | eqnetrd 3083 | 1 ⊢ (𝜑 → 𝐵 ≠ 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1533 ≠ wne 3016 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-9 2120 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1777 df-cleq 2814 df-ne 3017 |
This theorem is referenced by: eqnetrrid 3091 3netr3d 3092 cantnflem1c 9144 eqsqrt2d 14722 tanval2 15480 tanval3 15481 tanhlt1 15507 pcadd 16219 efgsres 18858 gsumval3 19021 ablfac 19204 ablsimpgfind 19226 isdrngrd 19522 lspsneq 19888 lebnumlem3 23561 minveclem4a 24027 evthicc 24054 ioorf 24168 deg1ldgn 24681 fta1blem 24756 vieta1lem1 24893 vieta1lem2 24894 vieta1 24895 tanregt0 25117 isosctrlem2 25391 angpieqvd 25403 chordthmlem2 25405 dcubic2 25416 dquartlem1 25423 dquart 25425 asinlem 25440 atandmcj 25481 2efiatan 25490 tanatan 25491 dvatan 25507 dmgmn0 25597 dmgmdivn0 25599 lgamgulmlem2 25601 gamne0 25617 footexALT 26498 footexlem1 26499 footexlem2 26500 ttgcontlem1 26665 wlkn0 27396 fsuppcurry1 30455 fsuppcurry2 30456 bcm1n 30512 sibfof 31593 nosep1o 33181 noetalem3 33214 finxpreclem2 34665 poimirlem9 34895 heicant 34921 heiborlem6 35088 lkrlspeqN 36301 cdlemg18d 37811 cdlemg21 37816 dibord 38289 lclkrlem2u 38657 lcfrlem9 38680 mapdindp4 38853 hdmaprnlem3uN 38981 hdmaprnlem9N 38987 binomcxplemnotnn0 40681 dstregt0 41540 stoweidlem31 42310 stoweidlem59 42338 wallispilem4 42347 dirkertrigeqlem2 42378 fourierdlem43 42429 fourierdlem65 42450 |
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