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| Mirrors > Home > MPE Home > Th. List > rspc2v | Structured version Visualization version GIF version | ||
| Description: 2-variable restricted specialization, using implicit substitution. (Contributed by NM, 13-Sep-1999.) |
| Ref | Expression |
|---|---|
| rspc2v.1 | ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜒)) |
| rspc2v.2 | ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| rspc2v | ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rspc2v.1 | . . . 4 ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜒)) | |
| 2 | 1 | ralbidv 3159 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3572 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3572 | . 2 ⊢ (𝐵 ∈ 𝐷 → (∀𝑦 ∈ 𝐷 𝜒 → 𝜓)) |
| 6 | 3, 5 | sylan9 507 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1541 ∈ wcel 2113 ∀wral 3051 |
| 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 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-ral 3052 |
| This theorem is referenced by: rspc2va 3588 rspc3v 3592 rspc6v 3597 disji2 5082 f1veqaeq 7202 isorel 7272 isosolem 7293 oveqrspc2v 7385 fovcld 7485 caovclg 7550 caovcomg 7553 caofidlcan 7660 resf1extb 7876 smoel 8292 fiint 9227 dffi3 9334 ltordlem 11662 seqhomo 13972 cshf1 14733 climcn2 15516 drsdir 18225 tsrlin 18508 dirge 18526 mgmhmlin 18624 issubmgm2 18628 mhmlin 18718 issubg2 19071 nsgbi 19086 ghmlin 19150 efgi 19648 efgred 19677 rglcom4d 20146 irredmul 20365 issubrng2 20491 issubrg2 20525 abvmul 20754 abvtri 20755 lmodlema 20816 islmodd 20817 rmodislmodlem 20880 rmodislmod 20881 lmhmlin 20987 lbsind 21032 rnglidlmcl 21171 ipcj 21589 obsip 21676 mplcoe5lem 21994 matecl 22369 dmatelnd 22440 scmateALT 22456 mdetdiaglem 22542 mdetdiagid 22544 pmatcoe1fsupp 22645 m2cpminvid2lem 22698 inopn 22843 basis1 22894 basis2 22895 iscldtop 23039 hausnei 23272 t1sep2 23313 nconnsubb 23367 r0sep 23692 fbasssin 23780 fcfneii 23981 ustssel 24150 xmeteq0 24282 tngngp3 24600 nmvs 24620 cncfi 24843 c1lip1 25958 aalioulem3 26298 logltb 26565 cvxcl 26951 2sqlem8 27393 nocvxminlem 27750 madebday 27896 negsproplem1 28024 negsprop 28031 axtgcgrrflx 28534 axtgsegcon 28536 axtg5seg 28537 axtgbtwnid 28538 axtgpasch 28539 axtgcont1 28540 axtgupdim2 28543 axtgeucl 28544 isperp2d 28788 f1otrgds 28941 brbtwn2 28978 axcontlem3 29039 axcontlem9 29045 axcontlem10 29046 upgrwlkdvdelem 29809 conngrv2edg 30270 frgrwopreglem5ALT 30397 ablocom 30623 nvs 30738 nvtri 30745 phpar2 30898 phpar 30899 shaddcl 31292 shmulcl 31293 cnopc 31988 unop 31990 hmop 31997 cnfnc 32005 adj1 32008 hstel2 32294 stj 32310 stcltr1i 32349 mddmdin0i 32506 cdj3lem1 32509 cdj3lem2b 32512 disji2f 32652 disjif2 32656 disjxpin 32663 isoun 32781 archirng 33270 archiexdiv 33272 slmdlema 33285 inelcarsg 34468 sibfof 34497 breprexplema 34787 axtgupdim2ALTV 34825 pconncn 35418 ivthALT 36529 poimirlem32 37853 ismtycnv 38003 ismtyima 38004 ismtyres 38009 bfplem1 38023 bfplem2 38024 ghomlinOLD 38089 rngohomadd 38170 rngohommul 38171 crngocom 38202 idladdcl 38220 idllmulcl 38221 idlrmulcl 38222 pridl 38238 ispridlc 38271 pridlc 38272 dmnnzd 38276 oposlem 39452 omllaw 39513 hlsuprexch 39651 lautle 40354 ltrnu 40391 tendovalco 41035 sticksstones1 42410 sticksstones2 42411 ntrkbimka 44289 relprel 45202 mullimc 45872 mullimcf 45879 lptre2pt 45894 fourierdlem54 46414 fcoresf1 47325 faovcl 47456 icceuelpartlem 47691 iccpartnel 47694 fargshiftf1 47697 sprsymrelfolem2 47749 reuopreuprim 47782 isubgr3stgrlem6 48227 isthincd2lem2 49690 |
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