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| Mirrors > Home > MPE Home > Th. List > mptscmfsuppd | Structured version Visualization version GIF version | ||
| Description: A function mapping to a scalar product in which one factor is finitely supported is finitely supported. Formerly part of proof for ply1coe 22529. (Contributed by Stefan O'Rear, 21-Mar-2015.) (Revised by AV, 8-Aug-2019.) (Proof shortened by AV, 18-Oct-2019.) |
| Ref | Expression |
|---|---|
| mptscmfsuppd.b | ⊢ 𝐵 = (Base‘𝑃) |
| mptscmfsuppd.s | ⊢ 𝑆 = (Scalar‘𝑃) |
| mptscmfsuppd.n | ⊢ · = ( ·𝑠 ‘𝑃) |
| mptscmfsuppd.p | ⊢ (𝜑 → 𝑃 ∈ LMod) |
| mptscmfsuppd.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| mptscmfsuppd.z | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑋) → 𝑍 ∈ 𝐵) |
| mptscmfsuppd.a | ⊢ (𝜑 → 𝐴:𝑋⟶𝑌) |
| mptscmfsuppd.f | ⊢ (𝜑 → 𝐴 finSupp (0g‘𝑆)) |
| Ref | Expression |
|---|---|
| mptscmfsuppd | ⊢ (𝜑 → (𝑘 ∈ 𝑋 ↦ ((𝐴‘𝑘) · 𝑍)) finSupp (0g‘𝑃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mptscmfsuppd.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 2 | mptscmfsuppd.p | . 2 ⊢ (𝜑 → 𝑃 ∈ LMod) | |
| 3 | mptscmfsuppd.s | . . 3 ⊢ 𝑆 = (Scalar‘𝑃) | |
| 4 | 3 | a1i 11 | . 2 ⊢ (𝜑 → 𝑆 = (Scalar‘𝑃)) |
| 5 | mptscmfsuppd.b | . 2 ⊢ 𝐵 = (Base‘𝑃) | |
| 6 | fvexd 6897 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑋) → (𝐴‘𝑘) ∈ V) | |
| 7 | mptscmfsuppd.z | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑋) → 𝑍 ∈ 𝐵) | |
| 8 | eqid 2762 | . 2 ⊢ (0g‘𝑃) = (0g‘𝑃) | |
| 9 | eqid 2762 | . 2 ⊢ (0g‘𝑆) = (0g‘𝑆) | |
| 10 | mptscmfsuppd.n | . 2 ⊢ · = ( ·𝑠 ‘𝑃) | |
| 11 | mptscmfsuppd.a | . . . 4 ⊢ (𝜑 → 𝐴:𝑋⟶𝑌) | |
| 12 | 11 | feqmptd 6950 | . . 3 ⊢ (𝜑 → 𝐴 = (𝑘 ∈ 𝑋 ↦ (𝐴‘𝑘))) |
| 13 | mptscmfsuppd.f | . . 3 ⊢ (𝜑 → 𝐴 finSupp (0g‘𝑆)) | |
| 14 | 12, 13 | eqbrtrrd 5133 | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝑋 ↦ (𝐴‘𝑘)) finSupp (0g‘𝑆)) |
| 15 | 1, 2, 4, 5, 6, 7, 8, 9, 10, 14 | mptscmfsupp0 21117 | 1 ⊢ (𝜑 → (𝑘 ∈ 𝑋 ↦ ((𝐴‘𝑘) · 𝑍)) finSupp (0g‘𝑃)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 Vcvv 3453 class class class wbr 5107 ↦ cmpt 5190 ⟶wf 6533 ‘cfv 6537 (class class class)co 7417 finSupp cfsupp 9335 Basecbs 17307 Scalarcsca 17351 ·𝑠 cvsca 17352 0gc0g 17530 LModclmod 21050 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-rep 5236 ax-sep 5255 ax-nul 5267 ax-pr 5402 ax-un 7740 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7374 df-ov 7420 df-oprab 7421 df-mpo 7422 df-om 7867 df-supp 8163 df-1o 8459 df-en 8957 df-fin 8960 df-fsupp 9336 df-0g 17532 df-mgm 18736 df-sgrp 18827 df-mnd 18843 df-grp 19066 df-ring 20380 df-lmod 21052 |
| This theorem is used by: ply1coefsupp 22528 |
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