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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 5114 | . . 3 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ 𝑅) | |
| 2 | brabga.2 | . . . 4 ⊢ 𝑅 = {〈𝑥, 𝑦〉 ∣ 𝜑} | |
| 3 | 2 | eleq2i 2861 | . . 3 ⊢ (〈𝐴, 𝐵〉 ∈ 𝑅 ↔ 〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑}) |
| 4 | 1, 3 | bitri 278 | . 2 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑}) |
| 5 | opelopabga.1 | . . 3 ⊢ ((𝑥 = 𝐴 ∧ 𝑦 = 𝐵) → (𝜑 ↔ 𝜓)) | |
| 6 | 5 | opelopabga 5520 | . 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑} ↔ 𝜓)) |
| 7 | 4, 6 | bitrid 286 | 1 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (𝐴𝑅𝐵 ↔ 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1567 ∈ wcel 2149 〈cop 4600 class class class wbr 5113 {copab 5177 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 ax-sep 5261 ax-pr 5407 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-br 5114 df-opab 5178 |
| This theorem is referenced by: braba 5524 brabg 5527 epelg 5565 brcog 5855 fmptco 7128 ofrfvalg 7685 isfsupp 9327 wemaplem1 9510 oemapval 9654 wemapwe 9668 fpwwe2lem2 10619 fpwwelem 10632 clim 15547 rlim 15548 vdwmc 17040 isstruct2 17211 brssc 17873 isfunc 17923 isfull 17971 isfth 17975 ipole 18592 eqgval 19247 frgpuplem 19844 dvdsr 20446 islindf 21933 ulmval 26511 hpgbr 29003 isausgr 29457 issubgr 29564 isrgr 29852 isrusgr 29854 istrlson 29997 upgrwlkdvspth 30031 ispthson 30034 isspthson 30035 erclwwlkeq 30312 erclwwlkneq 30361 hlimi 31483 isinftm 33444 brfldext 33982 brfinext 33989 finextfldext 34001 bralgext 34034 fldext2chn 34065 constrextdg2lem 34085 metidv 34229 ismntoplly 34362 brae 34578 braew 34579 brfae 34585 satfbrsuc 35793 prv 35855 bj-epelg 37629 bj-ideqgALT 37727 bj-idreseq 37731 bj-idreseqb 37732 bj-ideqg1ALT 37734 ecqmap 39025 brsucmap 39042 brcoss 39097 brcoels 39101 brdmqss 39306 aks6d1c1p1 42801 climf 46267 climf2 46309 nelbr 47937 iscllaw 48880 iscomlaw 48881 isasslaw 48883 islininds 49148 lindepsnlininds 49154 |
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