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Mirrors > Home > MPE Home > Th. List > Mathboxes > mrexval | Structured version Visualization version GIF version |
Description: The set of "raw expressions", which are expressions without a typecode, that is, just sequences of constants and variables. (Contributed by Mario Carneiro, 18-Jul-2016.) |
Ref | Expression |
---|---|
mrexval.c | β’ πΆ = (mCNβπ) |
mrexval.v | β’ π = (mVRβπ) |
mrexval.r | β’ π = (mRExβπ) |
Ref | Expression |
---|---|
mrexval | β’ (π β π β π = Word (πΆ βͺ π)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mrexval.r | . 2 β’ π = (mRExβπ) | |
2 | elex 3493 | . . 3 β’ (π β π β π β V) | |
3 | fveq2 6892 | . . . . . . 7 β’ (π‘ = π β (mCNβπ‘) = (mCNβπ)) | |
4 | mrexval.c | . . . . . . 7 β’ πΆ = (mCNβπ) | |
5 | 3, 4 | eqtr4di 2791 | . . . . . 6 β’ (π‘ = π β (mCNβπ‘) = πΆ) |
6 | fveq2 6892 | . . . . . . 7 β’ (π‘ = π β (mVRβπ‘) = (mVRβπ)) | |
7 | mrexval.v | . . . . . . 7 β’ π = (mVRβπ) | |
8 | 6, 7 | eqtr4di 2791 | . . . . . 6 β’ (π‘ = π β (mVRβπ‘) = π) |
9 | 5, 8 | uneq12d 4165 | . . . . 5 β’ (π‘ = π β ((mCNβπ‘) βͺ (mVRβπ‘)) = (πΆ βͺ π)) |
10 | wrdeq 14486 | . . . . 5 β’ (((mCNβπ‘) βͺ (mVRβπ‘)) = (πΆ βͺ π) β Word ((mCNβπ‘) βͺ (mVRβπ‘)) = Word (πΆ βͺ π)) | |
11 | 9, 10 | syl 17 | . . . 4 β’ (π‘ = π β Word ((mCNβπ‘) βͺ (mVRβπ‘)) = Word (πΆ βͺ π)) |
12 | df-mrex 34477 | . . . 4 β’ mREx = (π‘ β V β¦ Word ((mCNβπ‘) βͺ (mVRβπ‘))) | |
13 | fvex 6905 | . . . . . 6 β’ (mCNβπ‘) β V | |
14 | fvex 6905 | . . . . . 6 β’ (mVRβπ‘) β V | |
15 | 13, 14 | unex 7733 | . . . . 5 β’ ((mCNβπ‘) βͺ (mVRβπ‘)) β V |
16 | 15 | wrdexi 14476 | . . . 4 β’ Word ((mCNβπ‘) βͺ (mVRβπ‘)) β V |
17 | 11, 12, 16 | fvmpt3i 7004 | . . 3 β’ (π β V β (mRExβπ) = Word (πΆ βͺ π)) |
18 | 2, 17 | syl 17 | . 2 β’ (π β π β (mRExβπ) = Word (πΆ βͺ π)) |
19 | 1, 18 | eqtrid 2785 | 1 β’ (π β π β π = Word (πΆ βͺ π)) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 = wceq 1542 β wcel 2107 Vcvv 3475 βͺ cun 3947 βcfv 6544 Word cword 14464 mCNcmcn 34451 mVRcmvar 34452 mRExcmrex 34457 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7725 ax-cnex 11166 ax-resscn 11167 ax-1cn 11168 ax-icn 11169 ax-addcl 11170 ax-addrcl 11171 ax-mulcl 11172 ax-mulrcl 11173 ax-mulcom 11174 ax-addass 11175 ax-mulass 11176 ax-distr 11177 ax-i2m1 11178 ax-1ne0 11179 ax-1rid 11180 ax-rnegex 11181 ax-rrecex 11182 ax-cnre 11183 ax-pre-lttri 11184 ax-pre-lttrn 11185 ax-pre-ltadd 11186 ax-pre-mulgt0 11187 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-reu 3378 df-rab 3434 df-v 3477 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4910 df-int 4952 df-iun 5000 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5575 df-eprel 5581 df-po 5589 df-so 5590 df-fr 5632 df-we 5634 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-pred 6301 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-riota 7365 df-ov 7412 df-oprab 7413 df-mpo 7414 df-om 7856 df-1st 7975 df-2nd 7976 df-frecs 8266 df-wrecs 8297 df-recs 8371 df-rdg 8410 df-1o 8466 df-er 8703 df-map 8822 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-card 9934 df-pnf 11250 df-mnf 11251 df-xr 11252 df-ltxr 11253 df-le 11254 df-sub 11446 df-neg 11447 df-nn 12213 df-n0 12473 df-z 12559 df-uz 12823 df-fz 13485 df-fzo 13628 df-hash 14291 df-word 14465 df-mrex 34477 |
This theorem is referenced by: mexval2 34494 mrsubcv 34501 mrsubff 34503 mrsubrn 34504 mrsub0 34507 mrsubccat 34509 elmrsubrn 34511 mrsubco 34512 mrsubvrs 34513 mvhf 34549 msubvrs 34551 |
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