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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 | ⊢ 𝐶 = (mCN‘𝑇) |
mrexval.v | ⊢ 𝑉 = (mVR‘𝑇) |
mrexval.r | ⊢ 𝑅 = (mREx‘𝑇) |
Ref | Expression |
---|---|
mrexval | ⊢ (𝑇 ∈ 𝑊 → 𝑅 = Word (𝐶 ∪ 𝑉)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mrexval.r | . 2 ⊢ 𝑅 = (mREx‘𝑇) | |
2 | elex 3460 | . . 3 ⊢ (𝑇 ∈ 𝑊 → 𝑇 ∈ V) | |
3 | fveq2 6829 | . . . . . . 7 ⊢ (𝑡 = 𝑇 → (mCN‘𝑡) = (mCN‘𝑇)) | |
4 | mrexval.c | . . . . . . 7 ⊢ 𝐶 = (mCN‘𝑇) | |
5 | 3, 4 | eqtr4di 2795 | . . . . . 6 ⊢ (𝑡 = 𝑇 → (mCN‘𝑡) = 𝐶) |
6 | fveq2 6829 | . . . . . . 7 ⊢ (𝑡 = 𝑇 → (mVR‘𝑡) = (mVR‘𝑇)) | |
7 | mrexval.v | . . . . . . 7 ⊢ 𝑉 = (mVR‘𝑇) | |
8 | 6, 7 | eqtr4di 2795 | . . . . . 6 ⊢ (𝑡 = 𝑇 → (mVR‘𝑡) = 𝑉) |
9 | 5, 8 | uneq12d 4115 | . . . . 5 ⊢ (𝑡 = 𝑇 → ((mCN‘𝑡) ∪ (mVR‘𝑡)) = (𝐶 ∪ 𝑉)) |
10 | wrdeq 14343 | . . . . 5 ⊢ (((mCN‘𝑡) ∪ (mVR‘𝑡)) = (𝐶 ∪ 𝑉) → Word ((mCN‘𝑡) ∪ (mVR‘𝑡)) = Word (𝐶 ∪ 𝑉)) | |
11 | 9, 10 | syl 17 | . . . 4 ⊢ (𝑡 = 𝑇 → Word ((mCN‘𝑡) ∪ (mVR‘𝑡)) = Word (𝐶 ∪ 𝑉)) |
12 | df-mrex 33745 | . . . 4 ⊢ mREx = (𝑡 ∈ V ↦ Word ((mCN‘𝑡) ∪ (mVR‘𝑡))) | |
13 | fvex 6842 | . . . . . 6 ⊢ (mCN‘𝑡) ∈ V | |
14 | fvex 6842 | . . . . . 6 ⊢ (mVR‘𝑡) ∈ V | |
15 | 13, 14 | unex 7662 | . . . . 5 ⊢ ((mCN‘𝑡) ∪ (mVR‘𝑡)) ∈ V |
16 | 15 | wrdexi 14333 | . . . 4 ⊢ Word ((mCN‘𝑡) ∪ (mVR‘𝑡)) ∈ V |
17 | 11, 12, 16 | fvmpt3i 6940 | . . 3 ⊢ (𝑇 ∈ V → (mREx‘𝑇) = Word (𝐶 ∪ 𝑉)) |
18 | 2, 17 | syl 17 | . 2 ⊢ (𝑇 ∈ 𝑊 → (mREx‘𝑇) = Word (𝐶 ∪ 𝑉)) |
19 | 1, 18 | eqtrid 2789 | 1 ⊢ (𝑇 ∈ 𝑊 → 𝑅 = Word (𝐶 ∪ 𝑉)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2106 Vcvv 3442 ∪ cun 3899 ‘cfv 6483 Word cword 14321 mCNcmcn 33719 mVRcmvar 33720 mRExcmrex 33725 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2708 ax-rep 5233 ax-sep 5247 ax-nul 5254 ax-pow 5312 ax-pr 5376 ax-un 7654 ax-cnex 11032 ax-resscn 11033 ax-1cn 11034 ax-icn 11035 ax-addcl 11036 ax-addrcl 11037 ax-mulcl 11038 ax-mulrcl 11039 ax-mulcom 11040 ax-addass 11041 ax-mulass 11042 ax-distr 11043 ax-i2m1 11044 ax-1ne0 11045 ax-1rid 11046 ax-rnegex 11047 ax-rrecex 11048 ax-cnre 11049 ax-pre-lttri 11050 ax-pre-lttrn 11051 ax-pre-ltadd 11052 ax-pre-mulgt0 11053 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-reu 3351 df-rab 3405 df-v 3444 df-sbc 3731 df-csb 3847 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3920 df-nul 4274 df-if 4478 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4857 df-int 4899 df-iun 4947 df-br 5097 df-opab 5159 df-mpt 5180 df-tr 5214 df-id 5522 df-eprel 5528 df-po 5536 df-so 5537 df-fr 5579 df-we 5581 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6242 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6435 df-fun 6485 df-fn 6486 df-f 6487 df-f1 6488 df-fo 6489 df-f1o 6490 df-fv 6491 df-riota 7297 df-ov 7344 df-oprab 7345 df-mpo 7346 df-om 7785 df-1st 7903 df-2nd 7904 df-frecs 8171 df-wrecs 8202 df-recs 8276 df-rdg 8315 df-1o 8371 df-er 8573 df-map 8692 df-en 8809 df-dom 8810 df-sdom 8811 df-fin 8812 df-card 9800 df-pnf 11116 df-mnf 11117 df-xr 11118 df-ltxr 11119 df-le 11120 df-sub 11312 df-neg 11313 df-nn 12079 df-n0 12339 df-z 12425 df-uz 12688 df-fz 13345 df-fzo 13488 df-hash 14150 df-word 14322 df-mrex 33745 |
This theorem is referenced by: mexval2 33762 mrsubcv 33769 mrsubff 33771 mrsubrn 33772 mrsub0 33775 mrsubccat 33777 elmrsubrn 33779 mrsubco 33780 mrsubvrs 33781 mvhf 33817 msubvrs 33819 |
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