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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 3186 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3573 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3573 | . 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 2145 ∀wral 3077 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-ral 3078 |
| This theorem is used by: rspc2va 3588 rspc3v 3592 rspc6v 3597 disji2 5087 f1veqaeq 7260 isorel 7334 isosolem 7355 oveqrspc2v 7447 fovcld 7547 caovclg 7613 caovcomg 7616 caofidlcan 7731 resf1extb 7946 smoel 8368 fiint 9318 dffi3 9423 ltordlem 11841 seqhomo 14192 cshf1 14961 climcn2 15760 drsdir 18476 tsrlin 18759 dirge 18777 mgmhmlin 18888 issubmgm2 18892 mhmlin 18988 issubg2 19352 nsgbi 19367 ghmlin 19435 efgi 19933 efgred 19962 rglcom4d 20437 irredmul 20659 issubrng2 20810 issubrg2 20844 abvmul 21078 abvtri 21079 lmodlema 21140 islmodd 21141 rmodislmodlem 21204 rmodislmod 21205 lmhmlin 21310 lbsind 21355 rnglidlmcl 21495 unichnlidl 21516 ipcj 21940 obsip 22027 mplcoe5lem 22348 matecl 22740 dmatelnd 22811 scmateALT 22827 mdetdiaglem 22913 mdetdiagid 22915 pmatcoe1fsupp 23019 m2cpminvid2lem 23072 inopn 23217 basis1 23268 basis2 23269 iscldtop 23413 hausnei 23646 t1sep2 23687 nconnsubb 23741 r0sep 24067 fbasssin 24155 fcfneii 24356 ustssel 24525 xmeteq0 24657 tngngp3 24975 nmvs 24995 cncfi 25215 c1lip1 26317 aalioulem3 26661 logltb 26928 cvxcl 27312 2sqlem8 27753 nocvxminlem 28140 madebday 28286 negsproplem1 28414 negsprop 28421 axtgcgrrflx 28924 axtgsegcon 28926 axtg5seg 28927 axtgbtwnid 28928 axtgpasch 28929 axtgcont1 28930 axtgupdim2 28933 axtgeucl 28934 isperp2d 29191 f1otrgds 29446 brbtwn2 29483 axcontlem3 29544 axcontlem9 29550 axcontlem10 29551 upgrwlkdvdelem 30322 conngrv2edg 30796 frgrwopreglem5ALT 30923 ablocom 31150 nvs 31265 nvtri 31272 phpar2 31425 phpar 31426 shaddcl 31819 shmulcl 31820 cnopc 32515 unop 32517 hmop 32524 cnfnc 32532 adj1 32535 hstel2 32821 stj 32837 stcltr1i 32876 mddmdin0i 33033 cdj3lem1 33036 cdj3lem2b 33039 disji2f 33171 disjif2 33175 disjxpin 33182 isoun 33295 archirng 33749 archiexdiv 33751 slmdlema 33764 inelcarsg 34943 sibfof 34972 breprexplema 35259 axtgupdim2ALTV 35297 pconncn 35989 ivthALT 37123 poimirlem32 38570 ismtycnv 38736 ismtyima 38737 ismtyres 38742 bfplem1 38756 bfplem2 38757 ghomlinOLD 38822 rngohomadd 38903 rngohommul 38904 crngocom 38935 idladdcl 38953 idllmulcl 38954 idlrmulcl 38955 pridl 38971 ispridlc 39004 pridlc 39005 dmnnzd 39009 oposlem 40239 omllaw 40300 hlsuprexch 40438 lautle 41141 ltrnu 41178 tendovalco 41822 sticksstones1 43196 sticksstones2 43197 ntrkbimka 45037 relprel 45940 mullimc 46627 mullimcf 46634 lptre2pt 46649 fourierdlem54 47169 fcoresf1 48138 faovcl 48269 icceuelpartlem 48516 iccpartnel 48519 fargshiftf1 48522 sprsymrelfolem2 48574 reuopreuprim 48607 isubgr3stgrlem6 49068 idomnzd 49442 isthincd2lem2 50542 |
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