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| Mirrors > Home > MPE Home > Th. List > rspc2va | Structured version Visualization version GIF version | ||
| Description: 2-variable restricted specialization, using implicit substitution. (Contributed by NM, 18-Jun-2014.) |
| Ref | Expression |
|---|---|
| rspc2v.1 | ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜒)) |
| rspc2v.2 | ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| rspc2va | ⊢ (((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) ∧ ∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑) → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rspc2v.1 | . . 3 ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜒)) | |
| 2 | rspc2v.2 | . . 3 ⊢ (𝑦 = 𝐵 → (𝜒 ↔ 𝜓)) | |
| 3 | 1, 2 | rspc2v 3590 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (∀𝑥 ∈ 𝐶 ∀𝑦 ∈ 𝐷 𝜑 → 𝜓)) |
| 4 | 3 | imp 412 | 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 3080 |
| 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 2839 df-ral 3081 |
| This theorem is used by: rspc2dv 3594 swopo 5574 f1ounsn 7290 soisores 7345 soisoi 7346 isocnv 7348 isotr 7354 ovrspc2v 7456 coof 7727 caofrss 7742 caonncan 7747 frpoins3xpg 8170 coflton 8694 wunpr 10807 injresinj 13939 seqcaopr2 14194 rlimcn3 15772 o1of2 15795 isprm6 16905 ssc2 18012 pospropd 18514 tleile 18608 mgmhmpropd 18902 mhmpropd 19002 grpidssd 19241 grpinvssd 19242 dfgrp3lem 19263 isnsg3 19385 cyccom 19433 symgextf1 19650 efgredlemd 19973 efgredlem 19976 rglcom4d 20452 rnghmmul 20694 domneq0 20975 issrngd 21127 orngmul 21137 lindfind 22137 lindsind 22138 mplsubglem 22321 mdetunilem1 22942 mdetunilem3 22944 mdetunilem4 22945 mdetunilem9 22950 decpmatmulsumfsupp 23106 pm2mpf1 23132 pm2mpmhmlem1 23151 t0sep 23657 tsmsxplem2 24488 comet 24847 nrmmetd 24908 tngngp 24988 reconnlem2 25162 iscmet3lem1 25627 iscmet3lem2 25628 dchrisumlem1 27831 pntpbnd1 27928 sltssepc 28172 tgjustc1 28952 tgjustc2 28953 iscgrglt 28992 motcgr 29014 perpneq 29204 foot 29212 f1otrg 29463 axcontlem10 29566 frgr2wwlk1 30945 lindsunlem 34312 mndpluscn 34614 unelros 34860 difelros 34861 inelsros 34867 diffiunisros 34868 elmrsubrn 36409 nmuladdel 37091 ghomco 38968 sticksstones10 43348 sticksstones12a 43350 fsuppind 43761 mzpcl34 43885 ntrk0kbimka 45182 isotone1 45191 isotone2 45192 nnfoctbdjlem 47607 2arymaptf1 49907 |
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