| Mathbox for Stefan O'Rear |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > mzpresrename | Structured version Visualization version GIF version | ||
| Description: A polynomial is a polynomial over all larger index sets. (Contributed by Stefan O'Rear, 5-Oct-2014.) (Revised by Stefan O'Rear, 5-Jun-2015.) |
| Ref | Expression |
|---|---|
| mzpresrename | ⊢ ((𝑊 ∈ V ∧ 𝑉 ⊆ 𝑊 ∧ 𝐹 ∈ (mzPoly‘𝑉)) → (𝑥 ∈ (ℤ ↑m 𝑊) ↦ (𝐹‘(𝑥 ↾ 𝑉))) ∈ (mzPoly‘𝑊)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | coires1 6237 | . . . 4 ⊢ (𝑥 ∘ ( I ↾ 𝑉)) = (𝑥 ↾ 𝑉) | |
| 2 | 1 | fveq2i 6861 | . . 3 ⊢ (𝐹‘(𝑥 ∘ ( I ↾ 𝑉))) = (𝐹‘(𝑥 ↾ 𝑉)) |
| 3 | 2 | mpteq2i 5203 | . 2 ⊢ (𝑥 ∈ (ℤ ↑m 𝑊) ↦ (𝐹‘(𝑥 ∘ ( I ↾ 𝑉)))) = (𝑥 ∈ (ℤ ↑m 𝑊) ↦ (𝐹‘(𝑥 ↾ 𝑉))) |
| 4 | simp1 1136 | . . 3 ⊢ ((𝑊 ∈ V ∧ 𝑉 ⊆ 𝑊 ∧ 𝐹 ∈ (mzPoly‘𝑉)) → 𝑊 ∈ V) | |
| 5 | simp3 1138 | . . 3 ⊢ ((𝑊 ∈ V ∧ 𝑉 ⊆ 𝑊 ∧ 𝐹 ∈ (mzPoly‘𝑉)) → 𝐹 ∈ (mzPoly‘𝑉)) | |
| 6 | f1oi 6838 | . . . . . 6 ⊢ ( I ↾ 𝑉):𝑉–1-1-onto→𝑉 | |
| 7 | f1of 6800 | . . . . . 6 ⊢ (( I ↾ 𝑉):𝑉–1-1-onto→𝑉 → ( I ↾ 𝑉):𝑉⟶𝑉) | |
| 8 | 6, 7 | ax-mp 5 | . . . . 5 ⊢ ( I ↾ 𝑉):𝑉⟶𝑉 |
| 9 | fss 6704 | . . . . 5 ⊢ ((( I ↾ 𝑉):𝑉⟶𝑉 ∧ 𝑉 ⊆ 𝑊) → ( I ↾ 𝑉):𝑉⟶𝑊) | |
| 10 | 8, 9 | mpan 690 | . . . 4 ⊢ (𝑉 ⊆ 𝑊 → ( I ↾ 𝑉):𝑉⟶𝑊) |
| 11 | 10 | 3ad2ant2 1134 | . . 3 ⊢ ((𝑊 ∈ V ∧ 𝑉 ⊆ 𝑊 ∧ 𝐹 ∈ (mzPoly‘𝑉)) → ( I ↾ 𝑉):𝑉⟶𝑊) |
| 12 | mzprename 42737 | . . 3 ⊢ ((𝑊 ∈ V ∧ 𝐹 ∈ (mzPoly‘𝑉) ∧ ( I ↾ 𝑉):𝑉⟶𝑊) → (𝑥 ∈ (ℤ ↑m 𝑊) ↦ (𝐹‘(𝑥 ∘ ( I ↾ 𝑉)))) ∈ (mzPoly‘𝑊)) | |
| 13 | 4, 5, 11, 12 | syl3anc 1373 | . 2 ⊢ ((𝑊 ∈ V ∧ 𝑉 ⊆ 𝑊 ∧ 𝐹 ∈ (mzPoly‘𝑉)) → (𝑥 ∈ (ℤ ↑m 𝑊) ↦ (𝐹‘(𝑥 ∘ ( I ↾ 𝑉)))) ∈ (mzPoly‘𝑊)) |
| 14 | 3, 13 | eqeltrrid 2833 | 1 ⊢ ((𝑊 ∈ V ∧ 𝑉 ⊆ 𝑊 ∧ 𝐹 ∈ (mzPoly‘𝑉)) → (𝑥 ∈ (ℤ ↑m 𝑊) ↦ (𝐹‘(𝑥 ↾ 𝑉))) ∈ (mzPoly‘𝑊)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1086 ∈ wcel 2109 Vcvv 3447 ⊆ wss 3914 ↦ cmpt 5188 I cid 5532 ↾ cres 5640 ∘ ccom 5642 ⟶wf 6507 –1-1-onto→wf1o 6510 ‘cfv 6511 (class class class)co 7387 ↑m cmap 8799 ℤcz 12529 mzPolycmzp 42710 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5234 ax-sep 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 ax-cnex 11124 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3355 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3934 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-int 4911 df-iun 4957 df-br 5108 df-opab 5170 df-mpt 5189 df-tr 5215 df-id 5533 df-eprel 5538 df-po 5546 df-so 5547 df-fr 5591 df-we 5593 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-pred 6274 df-ord 6335 df-on 6336 df-lim 6337 df-suc 6338 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-f1 6516 df-fo 6517 df-f1o 6518 df-fv 6519 df-riota 7344 df-ov 7390 df-oprab 7391 df-mpo 7392 df-of 7653 df-om 7843 df-2nd 7969 df-frecs 8260 df-wrecs 8291 df-recs 8340 df-rdg 8378 df-er 8671 df-map 8801 df-en 8919 df-dom 8920 df-sdom 8921 df-pnf 11210 df-mnf 11211 df-xr 11212 df-ltxr 11213 df-le 11214 df-sub 11407 df-neg 11408 df-nn 12187 df-n0 12443 df-z 12530 df-mzpcl 42711 df-mzp 42712 |
| This theorem is referenced by: mzpcompact2lem 42739 diophin 42760 rabdiophlem2 42790 |
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