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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 3187 | . . 3 ⊢ (𝑥 = 𝐴 → (∀𝑦 ∈ 𝐷 𝜑 ↔ ∀𝑦 ∈ 𝐷 𝜒)) |
| 3 | 2 | rspcv 3575 | . 2 ⊢ (𝐴 ∈ 𝐶 → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → ∀𝑦 ∈ 𝐷 𝜒)) |
| 4 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 5 | 4 | rspcv 3575 | . 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 3078 |
| 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 2734 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2741 df-cleq 2754 df-clel 2837 df-ral 3079 |
| This theorem is used by: rspc2va 3591 rspc3v 3595 rspc6v 3600 disji2 5091 f1veqaeq 7257 isorel 7331 isosolem 7352 oveqrspc2v 7444 fovcld 7544 caovclg 7610 caovcomg 7613 caofidlcan 7720 resf1extb 7935 smoel 8353 fiint 9300 dffi3 9405 ltordlem 11767 seqhomo 14117 cshf1 14885 climcn2 15684 drsdir 18396 tsrlin 18679 dirge 18697 mgmhmlin 18807 issubmgm2 18811 mhmlin 18907 issubg2 19271 nsgbi 19286 ghmlin 19354 efgi 19852 efgred 19881 rglcom4d 20356 irredmul 20576 issubrng2 20726 issubrg2 20760 abvmul 20993 abvtri 20994 lmodlema 21055 islmodd 21056 rmodislmodlem 21119 rmodislmod 21120 lmhmlin 21225 lbsind 21270 rnglidlmcl 21410 unichnlidl 21431 ipcj 21853 obsip 21940 mplcoe5lem 22261 matecl 22653 dmatelnd 22724 scmateALT 22740 mdetdiaglem 22826 mdetdiagid 22828 pmatcoe1fsupp 22932 m2cpminvid2lem 22985 inopn 23130 basis1 23181 basis2 23182 iscldtop 23326 hausnei 23559 t1sep2 23600 nconnsubb 23654 r0sep 23980 fbasssin 24068 fcfneii 24269 ustssel 24438 xmeteq0 24570 tngngp3 24888 nmvs 24908 cncfi 25128 c1lip1 26231 aalioulem3 26577 logltb 26845 cvxcl 27229 2sqlem8 27670 nocvxminlem 28027 madebday 28173 negsproplem1 28301 negsprop 28308 axtgcgrrflx 28811 axtgsegcon 28813 axtg5seg 28814 axtgbtwnid 28815 axtgpasch 28816 axtgcont1 28817 axtgupdim2 28820 axtgeucl 28821 isperp2d 29078 f1otrgds 29333 brbtwn2 29370 axcontlem3 29431 axcontlem9 29437 axcontlem10 29438 upgrwlkdvdelem 30209 conngrv2edg 30683 frgrwopreglem5ALT 30810 ablocom 31037 nvs 31152 nvtri 31159 phpar2 31312 phpar 31313 shaddcl 31706 shmulcl 31707 cnopc 32402 unop 32404 hmop 32411 cnfnc 32419 adj1 32422 hstel2 32708 stj 32724 stcltr1i 32763 mddmdin0i 32920 cdj3lem1 32923 cdj3lem2b 32926 disji2f 33058 disjif2 33062 disjxpin 33069 isoun 33182 archirng 33636 archiexdiv 33638 slmdlema 33651 inelcarsg 34830 sibfof 34859 breprexplema 35146 axtgupdim2ALTV 35184 pconncn 35811 ivthALT 36962 poimirlem32 38409 ismtycnv 38560 ismtyima 38561 ismtyres 38566 bfplem1 38580 bfplem2 38581 ghomlinOLD 38646 rngohomadd 38727 rngohommul 38728 crngocom 38759 idladdcl 38777 idllmulcl 38778 idlrmulcl 38779 pridl 38795 ispridlc 38828 pridlc 38829 dmnnzd 38833 oposlem 40063 omllaw 40124 hlsuprexch 40262 lautle 40965 ltrnu 41002 tendovalco 41646 sticksstones1 43020 sticksstones2 43021 ntrkbimka 44886 relprel 45782 mullimc 46454 mullimcf 46461 lptre2pt 46476 fourierdlem54 46996 fcoresf1 47965 faovcl 48096 icceuelpartlem 48343 iccpartnel 48346 fargshiftf1 48349 sprsymrelfolem2 48401 reuopreuprim 48434 isubgr3stgrlem6 48895 idomnzd 49269 isthincd2lem2 50369 |
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