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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 3157 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3570 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3570 | . 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 3049 |
| 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 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2713 df-cleq 2726 df-clel 2809 df-ral 3050 |
| This theorem is referenced by: rspc2va 3586 rspc3v 3590 rspc6v 3595 disji2 5080 f1veqaeq 7200 isorel 7270 isosolem 7291 oveqrspc2v 7383 fovcld 7483 caovclg 7548 caovcomg 7551 caofidlcan 7658 resf1extb 7874 smoel 8290 fiint 9225 dffi3 9332 ltordlem 11660 seqhomo 13970 cshf1 14731 climcn2 15514 drsdir 18223 tsrlin 18506 dirge 18524 mgmhmlin 18622 issubmgm2 18626 mhmlin 18716 issubg2 19069 nsgbi 19084 ghmlin 19148 efgi 19646 efgred 19675 rglcom4d 20144 irredmul 20363 issubrng2 20489 issubrg2 20523 abvmul 20752 abvtri 20753 lmodlema 20814 islmodd 20815 rmodislmodlem 20878 rmodislmod 20879 lmhmlin 20985 lbsind 21030 rnglidlmcl 21169 ipcj 21587 obsip 21674 mplcoe5lem 21992 matecl 22367 dmatelnd 22438 scmateALT 22454 mdetdiaglem 22540 mdetdiagid 22542 pmatcoe1fsupp 22643 m2cpminvid2lem 22696 inopn 22841 basis1 22892 basis2 22893 iscldtop 23037 hausnei 23270 t1sep2 23311 nconnsubb 23365 r0sep 23690 fbasssin 23778 fcfneii 23979 ustssel 24148 xmeteq0 24280 tngngp3 24598 nmvs 24618 cncfi 24841 c1lip1 25956 aalioulem3 26296 logltb 26563 cvxcl 26949 2sqlem8 27391 nocvxminlem 27744 madebday 27872 negsproplem1 27997 negsprop 28004 axtgcgrrflx 28483 axtgsegcon 28485 axtg5seg 28486 axtgbtwnid 28487 axtgpasch 28488 axtgcont1 28489 axtgupdim2 28492 axtgeucl 28493 isperp2d 28737 f1otrgds 28890 brbtwn2 28927 axcontlem3 28988 axcontlem9 28994 axcontlem10 28995 upgrwlkdvdelem 29758 conngrv2edg 30219 frgrwopreglem5ALT 30346 ablocom 30572 nvs 30687 nvtri 30694 phpar2 30847 phpar 30848 shaddcl 31241 shmulcl 31242 cnopc 31937 unop 31939 hmop 31946 cnfnc 31954 adj1 31957 hstel2 32243 stj 32259 stcltr1i 32298 mddmdin0i 32455 cdj3lem1 32458 cdj3lem2b 32461 disji2f 32601 disjif2 32605 disjxpin 32612 isoun 32730 archirng 33219 archiexdiv 33221 slmdlema 33234 inelcarsg 34417 sibfof 34446 breprexplema 34736 axtgupdim2ALTV 34774 pconncn 35367 ivthALT 36478 poimirlem32 37792 ismtycnv 37942 ismtyima 37943 ismtyres 37948 bfplem1 37962 bfplem2 37963 ghomlinOLD 38028 rngohomadd 38109 rngohommul 38110 crngocom 38141 idladdcl 38159 idllmulcl 38160 idlrmulcl 38161 pridl 38177 ispridlc 38210 pridlc 38211 dmnnzd 38215 oposlem 39381 omllaw 39442 hlsuprexch 39580 lautle 40283 ltrnu 40320 tendovalco 40964 sticksstones1 42339 sticksstones2 42340 ntrkbimka 44221 relprel 45134 mullimc 45804 mullimcf 45811 lptre2pt 45826 fourierdlem54 46346 fcoresf1 47257 faovcl 47388 icceuelpartlem 47623 iccpartnel 47626 fargshiftf1 47629 sprsymrelfolem2 47681 reuopreuprim 47714 isubgr3stgrlem6 48159 isthincd2lem2 49622 |
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