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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 3474 | . . 3 ⊢ (𝑇 ∈ 𝑊 → 𝑇 ∈ V) | |
| 3 | fveq2 6881 | . . . . . . 7 ⊢ (𝑡 = 𝑇 → (mCN‘𝑡) = (mCN‘𝑇)) | |
| 4 | mrexval.c | . . . . . . 7 ⊢ 𝐶 = (mCN‘𝑇) | |
| 5 | 3, 4 | eqtr4di 2814 | . . . . . 6 ⊢ (𝑡 = 𝑇 → (mCN‘𝑡) = 𝐶) |
| 6 | fveq2 6881 | . . . . . . 7 ⊢ (𝑡 = 𝑇 → (mVR‘𝑡) = (mVR‘𝑇)) | |
| 7 | mrexval.v | . . . . . . 7 ⊢ 𝑉 = (mVR‘𝑇) | |
| 8 | 6, 7 | eqtr4di 2814 | . . . . . 6 ⊢ (𝑡 = 𝑇 → (mVR‘𝑡) = 𝑉) |
| 9 | 5, 8 | uneq12d 4122 | . . . . 5 ⊢ (𝑡 = 𝑇 → ((mCN‘𝑡) ∪ (mVR‘𝑡)) = (𝐶 ∪ 𝑉)) |
| 10 | wrdeq 14573 | . . . . 5 ⊢ (((mCN‘𝑡) ∪ (mVR‘𝑡)) = (𝐶 ∪ 𝑉) → Word ((mCN‘𝑡) ∪ (mVR‘𝑡)) = Word (𝐶 ∪ 𝑉)) | |
| 11 | 9, 10 | syl 18 | . . . 4 ⊢ (𝑡 = 𝑇 → Word ((mCN‘𝑡) ∪ (mVR‘𝑡)) = Word (𝐶 ∪ 𝑉)) |
| 12 | df-mrex 35944 | . . . 4 ⊢ mREx = (𝑡 ∈ V ↦ Word ((mCN‘𝑡) ∪ (mVR‘𝑡))) | |
| 13 | fvex 6894 | . . . . . 6 ⊢ (mCN‘𝑡) ∈ V | |
| 14 | fvex 6894 | . . . . . 6 ⊢ (mVR‘𝑡) ∈ V | |
| 15 | 13, 14 | unex 7742 | . . . . 5 ⊢ ((mCN‘𝑡) ∪ (mVR‘𝑡)) ∈ V |
| 16 | 15 | wrdexi 14563 | . . . 4 ⊢ Word ((mCN‘𝑡) ∪ (mVR‘𝑡)) ∈ V |
| 17 | 11, 12, 16 | fvmpt3i 6995 | . . 3 ⊢ (𝑇 ∈ V → (mREx‘𝑇) = Word (𝐶 ∪ 𝑉)) |
| 18 | 2, 17 | syl 18 | . 2 ⊢ (𝑇 ∈ 𝑊 → (mREx‘𝑇) = Word (𝐶 ∪ 𝑉)) |
| 19 | 1, 18 | eqtrid 2808 | 1 ⊢ (𝑇 ∈ 𝑊 → 𝑅 = Word (𝐶 ∪ 𝑉)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1568 ∈ wcel 2141 Vcvv 3453 ∪ cun 3902 ‘cfv 6536 Word cword 14550 mCNcmcn 35918 mVRcmvar 35919 mRExcmrex 35924 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-int 4912 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-er 8693 df-map 8825 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-card 9924 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-nn 12233 df-n0 12504 df-z 12591 df-uz 12862 df-fz 13535 df-fzo 13683 df-hash 14367 df-word 14551 df-mrex 35944 |
| This theorem is referenced by: mexval2 35961 mrsubcv 35968 mrsubff 35970 mrsubrn 35971 mrsub0 35974 mrsubccat 35976 elmrsubrn 35978 mrsubco 35979 mrsubvrs 35980 mvhf 36016 msubvrs 36018 |
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