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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 3188 | . . 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 1569 ∈ wcel 2146 ∀wral 3079 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1572 df-ex 1812 df-sb 2101 df-clab 2742 df-cleq 2755 df-clel 2838 df-ral 3080 |
| This theorem is used by: rspc2va 3590 rspc3v 3594 rspc6v 3599 disji2 5089 f1veqaeq 7267 isorel 7341 isosolem 7362 oveqrspc2v 7454 fovcld 7554 caovclg 7620 caovcomg 7623 caofidlcan 7738 resf1extb 7953 smoel 8379 fiint 9329 dffi3 9433 ltordlem 11851 seqhomo 14202 cshf1 14972 climcn2 15772 drsdir 18488 tsrlin 18771 dirge 18789 mgmhmlin 18900 issubmgm2 18904 mhmlin 19000 issubg2 19364 nsgbi 19379 ghmlin 19447 efgi 19945 efgred 19974 rglcom4d 20449 irredmul 20671 issubrng2 20822 issubrg2 20856 abvmul 21090 abvtri 21091 lmodlema 21152 islmodd 21153 rmodislmodlem 21216 rmodislmod 21217 lmhmlin 21322 lbsind 21367 rnglidlmcl 21507 unichnlidl 21528 ipcj 21952 obsip 22039 mplcoe5lem 22360 matecl 22752 dmatelnd 22823 scmateALT 22839 mdetdiaglem 22925 mdetdiagid 22927 pmatcoe1fsupp 23031 m2cpminvid2lem 23084 inopn 23229 basis1 23280 basis2 23281 iscldtop 23425 hausnei 23658 t1sep2 23699 nconnsubb 23753 r0sep 24079 fbasssin 24167 fcfneii 24368 ustssel 24537 xmeteq0 24669 tngngp3 24987 nmvs 25007 cncfi 25227 c1lip1 26329 aalioulem3 26673 logltb 26940 cvxcl 27324 2sqlem8 27765 nocvxminlem 28152 madebday 28298 negsproplem1 28426 negsprop 28433 axtgcgrrflx 28936 axtgsegcon 28938 axtg5seg 28939 axtgbtwnid 28940 axtgpasch 28941 axtgcont1 28942 axtgupdim2 28945 axtgeucl 28946 isperp2d 29203 f1otrgds 29458 brbtwn2 29495 axcontlem3 29556 axcontlem9 29562 axcontlem10 29563 upgrwlkdvdelem 30334 conngrv2edg 30808 frgrwopreglem5ALT 30935 ablocom 31162 nvs 31277 nvtri 31284 phpar2 31437 phpar 31438 shaddcl 31831 shmulcl 31832 cnopc 32527 unop 32529 hmop 32536 cnfnc 32544 adj1 32547 hstel2 32833 stj 32849 stcltr1i 32888 mddmdin0i 33045 cdj3lem1 33048 cdj3lem2b 33051 disji2f 33225 disjif2 33229 disjxpin 33236 isoun 33349 archirng 33802 archiexdiv 33804 slmdlema 33817 inelcarsg 34996 sibfof 35025 breprexplema 35312 axtgupdim2ALTV 35350 pconncn 36110 ivthALT 37250 poimirlem32 38710 ismtycnv 38876 ismtyima 38877 ismtyres 38882 bfplem1 38896 bfplem2 38897 ghomlinOLD 38962 rngohomadd 39043 rngohommul 39044 crngocom 39075 idladdcl 39093 idllmulcl 39094 idlrmulcl 39095 pridl 39111 ispridlc 39144 pridlc 39145 dmnnzd 39149 oposlem 40379 omllaw 40440 hlsuprexch 40578 lautle 41281 ltrnu 41318 tendovalco 41962 sticksstones1 43336 sticksstones2 43337 ntrkbimka 45178 relprel 46080 mullimc 46767 mullimcf 46774 lptre2pt 46789 fourierdlem54 47309 fcoresf1 48278 faovcl 48409 icceuelpartlem 48656 iccpartnel 48659 fargshiftf1 48662 sprsymrelfolem2 48714 reuopreuprim 48747 isubgr3stgrlem6 49208 idomnzd 49582 isthincd2lem2 50709 |
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