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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 2742 | . 2 ⊢ (𝜑 → 𝐵 = 𝐴) |
3 | eqnetrrd.2 | . 2 ⊢ (𝜑 → 𝐴 ≠ 𝐶) | |
4 | 2, 3 | eqnetrd 2999 | 1 ⊢ (𝜑 → 𝐵 ≠ 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1543 ≠ wne 2932 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-9 2122 ax-ext 2708 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1788 df-cleq 2728 df-ne 2933 |
This theorem is referenced by: eqnetrrid 3007 3netr3d 3008 cantnflem1c 9280 eqsqrt2d 14897 tanval2 15657 tanval3 15658 tanhlt1 15684 pcadd 16405 efgsres 19082 gsumval3 19246 ablfac 19429 ablsimpgfind 19451 isdrngrd 19747 lspsneq 20113 lebnumlem3 23814 minveclem4a 24281 evthicc 24310 ioorf 24424 deg1ldgn 24945 fta1blem 25020 vieta1lem1 25157 vieta1lem2 25158 vieta1 25159 tanregt0 25382 isosctrlem2 25656 angpieqvd 25668 chordthmlem2 25670 dcubic2 25681 dquartlem1 25688 dquart 25690 asinlem 25705 atandmcj 25746 2efiatan 25755 tanatan 25756 dvatan 25772 dmgmn0 25862 dmgmdivn0 25864 lgamgulmlem2 25866 gamne0 25882 footexALT 26763 footexlem1 26764 footexlem2 26765 ttgcontlem1 26930 wlkn0 27662 fsuppcurry1 30734 fsuppcurry2 30735 bcm1n 30790 zarclssn 31491 sibfof 31973 nosep1o 33570 noetasuplem4 33625 finxpreclem2 35247 poimirlem9 35472 heicant 35498 heiborlem6 35660 lkrlspeqN 36871 cdlemg18d 38381 cdlemg21 38386 dibord 38859 lclkrlem2u 39227 lcfrlem9 39250 mapdindp4 39423 hdmaprnlem3uN 39551 hdmaprnlem9N 39557 fsuppind 39930 binomcxplemnotnn0 41588 dstregt0 42433 stoweidlem31 43190 stoweidlem59 43218 wallispilem4 43227 dirkertrigeqlem2 43258 fourierdlem43 43309 fourierdlem65 43330 catprs 45908 |
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