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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 3189 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3576 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3576 | . 2 ⊢ (𝐵 ∈ 𝐷 → (∀𝑦 ∈ 𝐷 𝜒 → 𝜓)) |
| 6 | 3, 5 | sylan9 517 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ∀wral 3080 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ral 3081 |
| This theorem is used by: rspc2va 3591 rspc3v 3595 rspc6v 3600 disji2 5092 f1veqaeq 7291 isorel 7365 isosolem 7386 oveqrspc2v 7478 fovcld 7578 caovclg 7645 caovcomg 7648 caofidlcan 7763 resf1extb 7980 smoel 8406 fiint 9356 dffi3 9460 ltordlem 11881 seqhomo 14232 cshf1 15003 climcn2 15804 drsdir 18526 tsrlin 18809 dirge 18827 mgmhmlin 18938 issubmgm2 18942 mhmlin 19038 issubg2 19402 nsgbi 19417 ghmlin 19485 efgi 19984 efgred 20013 rglcom4d 20488 irredmul 20710 issubrng2 20861 issubrg2 20895 abvmul 21129 abvtri 21130 lmodlema 21191 islmodd 21192 rmodislmodlem 21255 rmodislmod 21256 lmhmlin 21361 lbsind 21406 rnglidlmcl 21546 unichnlidl 21567 ipcj 21995 obsip 22082 mplcoe5lem 22403 matecl 22795 dmatelnd 22866 scmateALT 22882 mdetdiaglem 22968 mdetdiagid 22970 pmatcoe1fsupp 23074 m2cpminvid2lem 23127 inopn 23272 basis1 23323 basis2 23324 iscldtop 23468 hausnei 23701 t1sep2 23742 nconnsubb 23796 r0sep 24122 fbasssin 24210 fcfneii 24411 ustssel 24580 xmeteq0 24712 tngngp3 25030 nmvs 25050 cncfi 25270 c1lip1 26372 aalioulem3 26718 logltb 26985 cvxcl 27369 2sqlem8 27810 nocvxminlem 28197 madebday 28343 negsproplem1 28471 negsprop 28478 axtgcgrrflx 28981 axtgsegcon 28983 axtg5seg 28984 axtgbtwnid 28985 axtgpasch 28986 axtgcont1 28987 axtgupdim2 28990 axtgeucl 28991 isperp2d 29248 f1otrgds 29503 brbtwn2 29540 axcontlem3 29601 axcontlem9 29607 axcontlem10 29608 upgrwlkdvdelem 30379 conngrv2edg 30853 frgrwopreglem5ALT 30980 ablocom 31207 nvs 31322 nvtri 31329 phpar2 31482 phpar 31483 shaddcl 31876 shmulcl 31877 cnopc 32572 unop 32574 hmop 32581 cnfnc 32589 adj1 32592 hstel2 32878 stj 32894 stcltr1i 32933 mddmdin0i 33090 cdj3lem1 33093 cdj3lem2b 33096 disji2f 33269 disjif2 33273 disjxpin 33280 isoun 33392 archirng 33848 archiexdiv 33850 slmdlema 33863 inelcarsg 35054 sibfof 35083 breprexplema 35370 axtgupdim2ALTV 35408 pconncn 36197 ivthALT 37338 poimirlem32 38838 ismtycnv 39002 ismtyima 39003 ismtyres 39008 bfplem1 39022 bfplem2 39023 ghomlinOLD 39088 rngohomadd 39169 rngohommul 39170 crngocom 39201 idladdcl 39219 idllmulcl 39220 idlrmulcl 39221 pridl 39237 ispridlc 39270 pridlc 39271 dmnnzd 39275 oposlem 40505 omllaw 40566 hlsuprexch 40704 lautle 41407 ltrnu 41444 tendovalco 42088 sticksstones1 43462 sticksstones2 43463 ntrkbimka 45299 relprel 46205 mullimc 46901 mullimcf 46908 lptre2pt 46923 fourierdlem54 47443 fcoresf1 48412 faovcl 48543 icceuelpartlem 48790 iccpartnel 48793 fargshiftf1 48796 sprsymrelfolem2 48848 reuopreuprim 48881 isubgr3stgrlem6 49342 idomnzd 49774 isthincd2lem2 50901 |
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