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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 5100 | . . 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 5482 | . 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 4587 class class class wbr 5099 {copab 5161 |
| 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 5242 ax-nul 5252 ax-pr 5378 |
| 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 3401 df-v 3443 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4287 df-if 4481 df-sn 4582 df-pr 4584 df-op 4588 df-br 5100 df-opab 5162 |
| This theorem is referenced by: braba 5486 brabg 5488 epelg 5526 brcog 5816 fmptco 7076 ofrfvalg 7632 isfsupp 9272 wemaplem1 9455 oemapval 9596 wemapwe 9610 fpwwe2lem2 10547 fpwwelem 10560 clim 15421 rlim 15422 vdwmc 16910 isstruct2 17080 brssc 17742 isfunc 17792 isfull 17840 isfth 17844 ipole 18461 eqgval 19110 frgpuplem 19705 dvdsr 20302 islindf 21771 ulmval 26349 hpgbr 28836 isausgr 29241 issubgr 29348 isrgr 29637 isrusgr 29639 istrlson 29782 upgrwlkdvspth 29816 ispthson 29819 isspthson 29820 erclwwlkeq 30097 erclwwlkneq 30146 hlimi 31267 isinftm 33265 brfldext 33804 brfinext 33811 finextfldext 33823 bralgext 33856 fldext2chn 33887 constrextdg2lem 33907 metidv 34051 ismntoplly 34184 brae 34400 braew 34401 brfae 34407 satfbrsuc 35562 prv 35624 bj-epelg 37271 bj-ideqgALT 37365 bj-idreseq 37369 bj-idreseqb 37370 bj-ideqg1ALT 37372 ecqmap 38652 brsucmap 38669 brcoss 38724 brcoels 38728 brdmqss 38933 aks6d1c1p1 42429 climf 45935 climf2 45977 nelbr 47587 iscllaw 48502 iscomlaw 48503 isasslaw 48505 islininds 48759 lindepsnlininds 48765 |
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