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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 3185 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3577 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3577 | . 2 ⊢ (𝐵 ∈ 𝐷 → (∀𝑦 ∈ 𝐷 𝜒 → 𝜓)) |
| 6 | 3, 5 | sylan9 515 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ wa 399 = wceq 1560 ∈ wcel 2142 ∀wral 3076 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-ext 2734 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-tru 1563 df-ex 1800 df-sb 2091 df-clab 2741 df-cleq 2754 df-clel 2837 df-ral 3077 |
| This theorem is referenced by: rspc2va 3593 rspc3v 3597 rspc6v 3602 disji2 5084 f1veqaeq 7240 isorel 7310 isosolem 7331 oveqrspc2v 7423 fovcld 7523 caovclg 7588 caovcomg 7591 caofidlcan 7698 resf1extb 7915 smoel 8331 fiint 9271 dffi3 9377 ltordlem 11712 seqhomo 14062 cshf1 14823 climcn2 15620 drsdir 18334 tsrlin 18617 dirge 18635 mgmhmlin 18733 issubmgm2 18737 mhmlin 18827 issubg2 19183 nsgbi 19198 ghmlin 19261 efgi 19759 efgred 19788 rglcom4d 20261 irredmul 20478 issubrng2 20608 issubrg2 20642 abvmul 20870 abvtri 20871 lmodlema 20932 islmodd 20933 rmodislmodlem 20996 rmodislmod 20997 lmhmlin 21102 lbsind 21147 rnglidlmcl 21286 ipcj 21686 obsip 21773 mplcoe5lem 22092 matecl 22485 dmatelnd 22556 scmateALT 22572 mdetdiaglem 22658 mdetdiagid 22660 pmatcoe1fsupp 22761 m2cpminvid2lem 22814 inopn 22959 basis1 23010 basis2 23011 iscldtop 23155 hausnei 23388 t1sep2 23429 nconnsubb 23483 r0sep 23808 fbasssin 23896 fcfneii 24097 ustssel 24266 xmeteq0 24398 tngngp3 24716 nmvs 24736 cncfi 24956 c1lip1 26059 aalioulem3 26398 logltb 26665 cvxcl 27049 2sqlem8 27490 nocvxminlem 27847 madebday 27993 negsproplem1 28121 negsprop 28128 axtgcgrrflx 28631 axtgsegcon 28633 axtg5seg 28634 axtgbtwnid 28635 axtgpasch 28636 axtgcont1 28637 axtgupdim2 28640 axtgeucl 28641 isperp2d 28889 f1otrgds 29069 brbtwn2 29106 axcontlem3 29167 axcontlem9 29173 axcontlem10 29174 upgrwlkdvdelem 29936 conngrv2edg 30397 frgrwopreglem5ALT 30524 ablocom 30751 nvs 30866 nvtri 30873 phpar2 31026 phpar 31027 shaddcl 31420 shmulcl 31421 cnopc 32116 unop 32118 hmop 32125 cnfnc 32133 adj1 32136 hstel2 32422 stj 32438 stcltr1i 32477 mddmdin0i 32634 cdj3lem1 32637 cdj3lem2b 32640 disji2f 32777 disjif2 32781 disjxpin 32788 isoun 32904 archirng 33368 archiexdiv 33370 slmdlema 33383 inelcarsg 34608 sibfof 34637 breprexplema 34924 axtgupdim2ALTV 34962 pconncn 35574 ivthALT 36695 poimirlem32 38151 ismtycnv 38301 ismtyima 38302 ismtyres 38307 bfplem1 38321 bfplem2 38322 ghomlinOLD 38387 rngohomadd 38468 rngohommul 38469 crngocom 38500 idladdcl 38518 idllmulcl 38519 idlrmulcl 38520 pridl 38536 ispridlc 38569 pridlc 38570 dmnnzd 38574 oposlem 39806 omllaw 39867 hlsuprexch 40005 lautle 40708 ltrnu 40745 tendovalco 41389 sticksstones1 42763 sticksstones2 42764 ntrkbimka 44614 relprel 45527 mullimc 46192 mullimcf 46199 lptre2pt 46214 fourierdlem54 46734 fcoresf1 47663 faovcl 47794 icceuelpartlem 48041 iccpartnel 48044 fargshiftf1 48047 sprsymrelfolem2 48099 reuopreuprim 48132 isubgr3stgrlem6 48593 isthincd2lem2 50056 |
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