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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 3162 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3556 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3556 | . 2 ⊢ (𝐵 ∈ 𝐷 → (∀𝑦 ∈ 𝐷 𝜒 → 𝜓)) |
| 6 | 3, 5 | sylan9 512 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 207 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∀wral 3053 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-tru 1550 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-ral 3054 |
| This theorem is referenced by: rspc2va 3572 rspc3v 3576 rspc6v 3581 disji2 5056 f1veqaeq 7200 isorel 7270 isosolem 7291 oveqrspc2v 7383 fovcld 7483 caovclg 7548 caovcomg 7551 caofidlcan 7658 resf1extb 7874 smoel 8290 fiint 9227 dffi3 9334 ltordlem 11666 seqhomo 14002 cshf1 14763 climcn2 15546 drsdir 18259 tsrlin 18542 dirge 18560 mgmhmlin 18658 issubmgm2 18662 mhmlin 18752 issubg2 19108 nsgbi 19123 ghmlin 19187 efgi 19685 efgred 19714 rglcom4d 20183 irredmul 20400 issubrng2 20530 issubrg2 20564 abvmul 20793 abvtri 20794 lmodlema 20855 islmodd 20856 rmodislmodlem 20919 rmodislmod 20920 lmhmlin 21025 lbsind 21070 rnglidlmcl 21209 ipcj 21609 obsip 21696 mplcoe5lem 22015 matecl 22408 dmatelnd 22479 scmateALT 22495 mdetdiaglem 22581 mdetdiagid 22583 pmatcoe1fsupp 22684 m2cpminvid2lem 22737 inopn 22882 basis1 22933 basis2 22934 iscldtop 23078 hausnei 23311 t1sep2 23352 nconnsubb 23406 r0sep 23731 fbasssin 23819 fcfneii 24020 ustssel 24189 xmeteq0 24321 tngngp3 24639 nmvs 24659 cncfi 24879 c1lip1 25982 aalioulem3 26318 logltb 26582 cvxcl 26966 2sqlem8 27407 nocvxminlem 27764 madebday 27910 negsproplem1 28038 negsprop 28045 axtgcgrrflx 28548 axtgsegcon 28550 axtg5seg 28551 axtgbtwnid 28552 axtgpasch 28553 axtgcont1 28554 axtgupdim2 28557 axtgeucl 28558 isperp2d 28802 f1otrgds 28955 brbtwn2 28992 axcontlem3 29053 axcontlem9 29059 axcontlem10 29060 upgrwlkdvdelem 29822 conngrv2edg 30283 frgrwopreglem5ALT 30410 ablocom 30637 nvs 30752 nvtri 30759 phpar2 30912 phpar 30913 shaddcl 31306 shmulcl 31307 cnopc 32002 unop 32004 hmop 32011 cnfnc 32019 adj1 32022 hstel2 32308 stj 32324 stcltr1i 32363 mddmdin0i 32520 cdj3lem1 32523 cdj3lem2b 32526 disji2f 32666 disjif2 32670 disjxpin 32677 isoun 32794 archirng 33269 archiexdiv 33271 slmdlema 33284 inelcarsg 34495 sibfof 34524 breprexplema 34814 axtgupdim2ALTV 34852 pconncn 35452 ivthALT 36563 poimirlem32 38019 ismtycnv 38169 ismtyima 38170 ismtyres 38175 bfplem1 38189 bfplem2 38190 ghomlinOLD 38255 rngohomadd 38336 rngohommul 38337 crngocom 38368 idladdcl 38386 idllmulcl 38387 idlrmulcl 38388 pridl 38404 ispridlc 38437 pridlc 38438 dmnnzd 38442 oposlem 39674 omllaw 39735 hlsuprexch 39873 lautle 40576 ltrnu 40613 tendovalco 41257 sticksstones1 42631 sticksstones2 42632 ntrkbimka 44482 relprel 45395 mullimc 46061 mullimcf 46068 lptre2pt 46083 fourierdlem54 46603 fcoresf1 47532 faovcl 47663 icceuelpartlem 47910 iccpartnel 47913 fargshiftf1 47916 sprsymrelfolem2 47968 reuopreuprim 48001 isubgr3stgrlem6 48462 isthincd2lem2 49925 |
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