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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 5097 | . . 3 ⊢ (𝐴𝑅𝐵 ↔ 〈𝐴, 𝐵〉 ∈ 𝑅) | |
| 2 | brabga.2 | . . . 4 ⊢ 𝑅 = {〈𝑥, 𝑦〉 ∣ 𝜑} | |
| 3 | 2 | eleq2i 2826 | . . 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 5479 | . 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 1541 ∈ wcel 2113 〈cop 4584 class class class wbr 5096 {copab 5158 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pr 5375 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2713 df-cleq 2726 df-clel 2809 df-rab 3398 df-v 3440 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4284 df-if 4478 df-sn 4579 df-pr 4581 df-op 4585 df-br 5097 df-opab 5159 |
| This theorem is referenced by: braba 5483 brabg 5485 epelg 5523 brcog 5813 fmptco 7072 ofrfvalg 7628 isfsupp 9266 wemaplem1 9449 oemapval 9590 wemapwe 9604 fpwwe2lem2 10541 fpwwelem 10554 clim 15415 rlim 15416 vdwmc 16904 isstruct2 17074 brssc 17736 isfunc 17786 isfull 17834 isfth 17838 ipole 18455 eqgval 19104 frgpuplem 19699 dvdsr 20296 islindf 21765 ulmval 26343 hpgbr 28781 isausgr 29186 issubgr 29293 isrgr 29582 isrusgr 29584 istrlson 29727 upgrwlkdvspth 29761 ispthson 29764 isspthson 29765 erclwwlkeq 30042 erclwwlkneq 30091 hlimi 31212 isinftm 33212 brfldext 33751 brfinext 33758 finextfldext 33770 bralgext 33803 fldext2chn 33834 constrextdg2lem 33854 metidv 33998 ismntoplly 34131 brae 34347 braew 34348 brfae 34354 satfbrsuc 35509 prv 35571 bj-epelg 37212 bj-ideqgALT 37302 bj-idreseq 37306 bj-idreseqb 37307 bj-ideqg1ALT 37309 brsucmap 38579 brcoss 38633 brcoels 38637 brdmqss 38843 aks6d1c1p1 42300 climf 45810 climf2 45852 nelbr 47462 iscllaw 48377 iscomlaw 48378 isasslaw 48380 islininds 48634 lindepsnlininds 48640 |
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