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| Mirrors > Home > MPE Home > Th. List > psrbagev1 | Structured version Visualization version GIF version | ||
| Description: A bag of multipliers provides the conditions for a valid sum. (Contributed by Stefan O'Rear, 9-Mar-2015.) (Revised by AV, 18-Jul-2019.) (Revised by AV, 11-Apr-2024.) Remove a sethood hypothesis. (Revised by SN, 7-Aug-2024.) |
| Ref | Expression |
|---|---|
| psrbagev1.d | ⊢ 𝐷 = {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ (◡ℎ “ ℕ) ∈ Fin} |
| psrbagev1.c | ⊢ 𝐶 = (Base‘𝑇) |
| psrbagev1.x | ⊢ · = (.g‘𝑇) |
| psrbagev1.z | ⊢ 0 = (0g‘𝑇) |
| psrbagev1.t | ⊢ (𝜑 → 𝑇 ∈ CMnd) |
| psrbagev1.b | ⊢ (𝜑 → 𝐵 ∈ 𝐷) |
| psrbagev1.g | ⊢ (𝜑 → 𝐺:𝐼⟶𝐶) |
| Ref | Expression |
|---|---|
| psrbagev1 | ⊢ (𝜑 → ((𝐵 ∘f · 𝐺):𝐼⟶𝐶 ∧ (𝐵 ∘f · 𝐺) finSupp 0 )) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psrbagev1.t | . . . . 5 ⊢ (𝜑 → 𝑇 ∈ CMnd) | |
| 2 | 1 | cmnmndd 19768 | . . . 4 ⊢ (𝜑 → 𝑇 ∈ Mnd) |
| 3 | psrbagev1.c | . . . . . 6 ⊢ 𝐶 = (Base‘𝑇) | |
| 4 | psrbagev1.x | . . . . . 6 ⊢ · = (.g‘𝑇) | |
| 5 | 3, 4 | mulgnn0cl 19055 | . . . . 5 ⊢ ((𝑇 ∈ Mnd ∧ 𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶) → (𝑦 · 𝑧) ∈ 𝐶) |
| 6 | 5 | 3expb 1121 | . . . 4 ⊢ ((𝑇 ∈ Mnd ∧ (𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶)) → (𝑦 · 𝑧) ∈ 𝐶) |
| 7 | 2, 6 | sylan 581 | . . 3 ⊢ ((𝜑 ∧ (𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶)) → (𝑦 · 𝑧) ∈ 𝐶) |
| 8 | psrbagev1.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝐷) | |
| 9 | psrbagev1.d | . . . . 5 ⊢ 𝐷 = {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ (◡ℎ “ ℕ) ∈ Fin} | |
| 10 | 9 | psrbagf 21887 | . . . 4 ⊢ (𝐵 ∈ 𝐷 → 𝐵:𝐼⟶ℕ0) |
| 11 | 8, 10 | syl 17 | . . 3 ⊢ (𝜑 → 𝐵:𝐼⟶ℕ0) |
| 12 | psrbagev1.g | . . 3 ⊢ (𝜑 → 𝐺:𝐼⟶𝐶) | |
| 13 | 11 | ffnd 6658 | . . . 4 ⊢ (𝜑 → 𝐵 Fn 𝐼) |
| 14 | 8, 13 | fndmexd 7844 | . . 3 ⊢ (𝜑 → 𝐼 ∈ V) |
| 15 | inidm 4157 | . . 3 ⊢ (𝐼 ∩ 𝐼) = 𝐼 | |
| 16 | 7, 11, 12, 14, 14, 15 | off 7638 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺):𝐼⟶𝐶) |
| 17 | ovexd 7391 | . . 3 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) ∈ V) | |
| 18 | 12 | ffnd 6658 | . . . 4 ⊢ (𝜑 → 𝐺 Fn 𝐼) |
| 19 | 13, 18, 14, 14 | offun 7634 | . . 3 ⊢ (𝜑 → Fun (𝐵 ∘f · 𝐺)) |
| 20 | psrbagev1.z | . . . . 5 ⊢ 0 = (0g‘𝑇) | |
| 21 | 20 | fvexi 6843 | . . . 4 ⊢ 0 ∈ V |
| 22 | 21 | a1i 11 | . . 3 ⊢ (𝜑 → 0 ∈ V) |
| 23 | 9 | psrbagfsupp 21888 | . . . . 5 ⊢ (𝐵 ∈ 𝐷 → 𝐵 finSupp 0) |
| 24 | 8, 23 | syl 17 | . . . 4 ⊢ (𝜑 → 𝐵 finSupp 0) |
| 25 | 24 | fsuppimpd 9271 | . . 3 ⊢ (𝜑 → (𝐵 supp 0) ∈ Fin) |
| 26 | ssidd 3940 | . . . 4 ⊢ (𝜑 → (𝐵 supp 0) ⊆ (𝐵 supp 0)) | |
| 27 | 3, 20, 4 | mulg0 19039 | . . . . 5 ⊢ (𝑧 ∈ 𝐶 → (0 · 𝑧) = 0 ) |
| 28 | 27 | adantl 481 | . . . 4 ⊢ ((𝜑 ∧ 𝑧 ∈ 𝐶) → (0 · 𝑧) = 0 ) |
| 29 | c0ex 11127 | . . . . 5 ⊢ 0 ∈ V | |
| 30 | 29 | a1i 11 | . . . 4 ⊢ (𝜑 → 0 ∈ V) |
| 31 | 26, 28, 11, 12, 14, 30 | suppssof1 8138 | . . 3 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺) supp 0 ) ⊆ (𝐵 supp 0)) |
| 32 | suppssfifsupp 9282 | . . 3 ⊢ ((((𝐵 ∘f · 𝐺) ∈ V ∧ Fun (𝐵 ∘f · 𝐺) ∧ 0 ∈ V) ∧ ((𝐵 supp 0) ∈ Fin ∧ ((𝐵 ∘f · 𝐺) supp 0 ) ⊆ (𝐵 supp 0))) → (𝐵 ∘f · 𝐺) finSupp 0 ) | |
| 33 | 17, 19, 22, 25, 31, 32 | syl32anc 1381 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) finSupp 0 ) |
| 34 | 16, 33 | jca 511 | 1 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺):𝐼⟶𝐶 ∧ (𝐵 ∘f · 𝐺) finSupp 0 )) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 {crab 3387 Vcvv 3427 ⊆ wss 3885 class class class wbr 5074 ◡ccnv 5619 “ cima 5623 Fun wfun 6481 ⟶wf 6483 ‘cfv 6487 (class class class)co 7356 ∘f cof 7618 supp csupp 8099 ↑m cmap 8762 Fincfn 8882 finSupp cfsupp 9263 0cc0 11027 ℕcn 12163 ℕ0cn0 12426 Basecbs 17168 0gc0g 17391 Mndcmnd 18691 .gcmg 19032 CMndccmn 19744 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-rep 5201 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3060 df-rmo 3340 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-of 7620 df-om 7807 df-1st 7931 df-2nd 7932 df-supp 8100 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-1o 8394 df-er 8632 df-map 8764 df-en 8883 df-dom 8884 df-sdom 8885 df-fin 8886 df-fsupp 9264 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12164 df-n0 12427 df-z 12514 df-uz 12778 df-fz 13451 df-seq 13953 df-0g 17393 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-mulg 19033 df-cmn 19746 |
| This theorem is referenced by: psrbagev2 22045 evlslem1 22049 |
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