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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 3108 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
3 | 2 | rspcv 3522 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
5 | 4 | rspcv 3522 | . 2 ⊢ (𝐵 ∈ 𝐷 → (∀𝑦 ∈ 𝐷 𝜒 → 𝜓)) |
6 | 3, 5 | sylan9 511 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 = wceq 1543 ∈ wcel 2112 ∀wral 3051 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-ext 2708 |
This theorem depends on definitions: df-bi 210 df-an 400 df-tru 1546 df-ex 1788 df-sb 2073 df-clab 2715 df-cleq 2728 df-clel 2809 df-ral 3056 |
This theorem is referenced by: rspc2va 3538 rspc3v 3540 disji2 5021 f1veqaeq 7047 isorel 7113 isosolem 7134 oveqrspc2v 7218 fovcl 7316 caovclg 7378 caovcomg 7381 smoel 8075 fiint 8926 dffi3 9025 ltordlem 11322 seqhomo 13588 cshf1 14340 climcn2 15119 drsdir 17763 tsrlin 18045 dirge 18063 mhmlin 18179 issubg2 18512 nsgbi 18527 ghmlin 18581 efgi 19063 efgred 19092 irredmul 19681 issubrg2 19774 abvmul 19819 abvtri 19820 lmodlema 19858 islmodd 19859 rmodislmodlem 19920 rmodislmod 19921 lmhmlin 20026 lbsind 20071 ipcj 20550 obsip 20637 mplcoe5lem 20950 matecl 21276 dmatelnd 21347 scmateALT 21363 mdetdiaglem 21449 mdetdiagid 21451 pmatcoe1fsupp 21552 m2cpminvid2lem 21605 inopn 21750 basis1 21801 basis2 21802 iscldtop 21946 hausnei 22179 t1sep2 22220 nconnsubb 22274 r0sep 22599 fbasssin 22687 fcfneii 22888 ustssel 23057 xmeteq0 23190 tngngp3 23508 nmvs 23528 cncfi 23745 c1lip1 24848 aalioulem3 25181 logltb 25442 cvxcl 25821 2sqlem8 26261 axtgcgrrflx 26507 axtgsegcon 26509 axtg5seg 26510 axtgbtwnid 26511 axtgpasch 26512 axtgcont1 26513 axtgupdim2 26516 axtgeucl 26517 isperp2d 26761 f1otrgds 26914 brbtwn2 26950 axcontlem3 27011 axcontlem9 27017 axcontlem10 27018 upgrwlkdvdelem 27777 conngrv2edg 28232 frgrwopreglem5ALT 28359 ablocom 28583 nvs 28698 nvtri 28705 phpar2 28858 phpar 28859 shaddcl 29252 shmulcl 29253 cnopc 29948 unop 29950 hmop 29957 cnfnc 29965 adj1 29968 hstel2 30254 stj 30270 stcltr1i 30309 mddmdin0i 30466 cdj3lem1 30469 cdj3lem2b 30472 disji2f 30589 disjif2 30593 disjxpin 30600 fovcld 30648 isoun 30708 archirng 31115 archiexdiv 31117 slmdlema 31129 inelcarsg 31944 sibfof 31973 breprexplema 32276 axtgupdim2ALTV 32314 pconncn 32853 nocvxminlem 33658 madebday 33766 ivthALT 34210 poimirlem32 35495 ismtycnv 35646 ismtyima 35647 ismtyres 35652 bfplem1 35666 bfplem2 35667 ghomlinOLD 35732 rngohomadd 35813 rngohommul 35814 crngocom 35845 idladdcl 35863 idllmulcl 35864 idlrmulcl 35865 pridl 35881 ispridlc 35914 pridlc 35915 dmnnzd 35919 oposlem 36882 omllaw 36943 hlsuprexch 37081 lautle 37784 ltrnu 37821 tendovalco 38465 sticksstones1 39771 sticksstones2 39772 ntrkbimka 41266 mullimc 42775 mullimcf 42782 lptre2pt 42799 fourierdlem54 43319 fcoresf1 44178 faovcl 44307 icceuelpartlem 44503 iccpartnel 44506 fargshiftf1 44509 sprsymrelfolem2 44561 reuopreuprim 44594 mgmhmlin 44956 issubmgm2 44960 isthincd2lem2 45933 |
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