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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 5103 | . . 3 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ 𝑅) | |
| 2 | brabga.2 | . . . 4 ⊢ 𝑅 = {〈𝑥, 𝑦〉 ∣ 𝜑} | |
| 3 | 2 | eleq2i 2856 | . . 3 ⊢ (〈𝐴, 𝐵〉 ∈ 𝑅 ↔ 〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑}) |
| 4 | 1, 3 | bitri 277 | . 2 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑}) |
| 5 | opelopabga.1 | . . 3 ⊢ ((𝑥 = 𝐴 ∧ 𝑦 = 𝐵) → (𝜑 ↔ 𝜓)) | |
| 6 | 5 | opelopabga 5505 | . 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (〈𝐴, 𝐵〉 ∈ {〈𝑥, 𝑦〉 ∣ 𝜑} ↔ 𝜓)) |
| 7 | 4, 6 | bitrid 285 | 1 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (𝐴𝑅𝐵 ↔ 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ wa 399 = wceq 1562 ∈ wcel 2144 〈cop 4590 class class class wbr 5102 {copab 5164 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-ext 2736 ax-sep 5248 ax-pr 5392 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-sb 2093 df-clab 2743 df-cleq 2756 df-clel 2839 df-rab 3417 df-v 3458 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-br 5103 df-opab 5165 |
| This theorem is referenced by: braba 5509 brabg 5512 epelg 5550 brcog 5840 fmptco 7113 ofrfvalg 7670 isfsupp 9313 wemaplem1 9496 oemapval 9640 wemapwe 9654 fpwwe2lem2 10592 fpwwelem 10605 clim 15523 rlim 15524 vdwmc 17016 isstruct2 17187 brssc 17849 isfunc 17899 isfull 17947 isfth 17951 ipole 18568 eqgval 19220 frgpuplem 19814 dvdsr 20413 islindf 21866 ulmval 26445 hpgbr 28935 isausgr 29367 issubgr 29474 isrgr 29762 isrusgr 29764 istrlson 29907 upgrwlkdvspth 29941 ispthson 29944 isspthson 29945 erclwwlkeq 30222 erclwwlkneq 30271 hlimi 31393 isinftm 33363 brfldext 33944 brfinext 33951 finextfldext 33963 bralgext 33996 fldext2chn 34027 constrextdg2lem 34047 metidv 34191 ismntoplly 34324 brae 34540 braew 34541 brfae 34547 satfbrsuc 35721 prv 35783 bj-epelg 37558 bj-ideqgALT 37655 bj-idreseq 37659 bj-idreseqb 37660 bj-ideqg1ALT 37662 ecqmap 38953 brsucmap 38970 brcoss 39025 brcoels 39029 brdmqss 39234 aks6d1c1p1 42729 climf 46203 climf2 46245 nelbr 47873 iscllaw 48816 iscomlaw 48817 isasslaw 48819 islininds 49073 lindepsnlininds 49079 |
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