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| Mirrors > Home > MPE Home > Th. List > brabga | Structured version Visualization version GIF version | ||
| Description: The law of concretion for a binary relation. (Contributed by Mario Carneiro, 19-Dec-2013.) |
| Ref | Expression |
|---|---|
| opelopabga.1 | ⊢ ((𝑥 = 𝐴 ∧ 𝑦 = 𝐵) → (𝜑 ↔ 𝜓)) |
| brabga.2 | ⊢ 𝑅 = {〈𝑥, 𝑦〉 ∣ 𝜑} |
| Ref | Expression |
|---|---|
| brabga | ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (𝐴𝑅𝐵 ↔ 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-br 5101 | . . 3 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ 𝑅) | |
| 2 | brabga.2 | . . . 4 ⊢ 𝑅 = {〈𝑥, 𝑦〉 ∣ 𝜑} | |
| 3 | 2 | eleq2i 2829 | . . 3 ⊢ (〈𝐴, 𝐵〉 ∈ 𝑅 ↔ 〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑}) |
| 4 | 1, 3 | bitri 275 | . 2 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑}) |
| 5 | opelopabga.1 | . . 3 ⊢ ((𝑥 = 𝐴 ∧ 𝑦 = 𝐵) → (𝜑 ↔ 𝜓)) | |
| 6 | 5 | opelopabga 5491 | . 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑} ↔ 𝜓)) |
| 7 | 4, 6 | bitrid 283 | 1 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (𝐴𝑅𝐵 ↔ 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 〈cop 4588 class class class wbr 5100 {copab 5162 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5245 ax-pr 5381 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-br 5101 df-opab 5163 |
| This theorem is referenced by: braba 5495 brabg 5497 epelg 5535 brcog 5825 fmptco 7086 ofrfvalg 7642 isfsupp 9282 wemaplem1 9465 oemapval 9606 wemapwe 9620 fpwwe2lem2 10557 fpwwelem 10570 clim 15431 rlim 15432 vdwmc 16920 isstruct2 17090 brssc 17752 isfunc 17802 isfull 17850 isfth 17854 ipole 18471 eqgval 19123 frgpuplem 19718 dvdsr 20315 islindf 21784 ulmval 26362 hpgbr 28850 isausgr 29255 issubgr 29362 isrgr 29651 isrusgr 29653 istrlson 29796 upgrwlkdvspth 29830 ispthson 29833 isspthson 29834 erclwwlkeq 30111 erclwwlkneq 30160 hlimi 31282 isinftm 33281 brfldext 33829 brfinext 33836 finextfldext 33848 bralgext 33881 fldext2chn 33912 constrextdg2lem 33932 metidv 34076 ismntoplly 34209 brae 34425 braew 34426 brfae 34432 satfbrsuc 35588 prv 35650 bj-epelg 37343 bj-ideqgALT 37440 bj-idreseq 37444 bj-idreseqb 37445 bj-ideqg1ALT 37447 ecqmap 38729 brsucmap 38746 brcoss 38801 brcoels 38805 brdmqss 39010 aks6d1c1p1 42506 climf 46011 climf2 46053 nelbr 47663 iscllaw 48578 iscomlaw 48579 isasslaw 48581 islininds 48835 lindepsnlininds 48841 |
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