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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 19816 | . . . 4 ⊢ (𝜑 → 𝑇 ∈ Mnd) |
| 3 | psrbagev1.c | . . . . . 6 ⊢ 𝐶 = (Base‘𝑇) | |
| 4 | psrbagev1.x | . . . . . 6 ⊢ · = (.g‘𝑇) | |
| 5 | 3, 4 | mulgnn0cl 19104 | . . . . 5 ⊢ ((𝑇 ∈ Mnd ∧ 𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶) → (𝑦 · 𝑧) ∈ 𝐶) |
| 6 | 5 | 3expb 1129 | . . . 4 ⊢ ((𝑇 ∈ Mnd ∧ (𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶)) → (𝑦 · 𝑧) ∈ 𝐶) |
| 7 | 2, 6 | sylan 588 | . . 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 21939 | . . . 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 6677 | . . . 4 ⊢ (𝜑 → 𝐵 Fn 𝐼) |
| 14 | 8, 13 | fndmexd 7870 | . . 3 ⊢ (𝜑 → 𝐼 ∈ V) |
| 15 | inidm 4169 | . . 3 ⊢ (𝐼 ∩ 𝐼) = 𝐼 | |
| 16 | 7, 11, 12, 14, 14, 15 | off 7663 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺):𝐼⟶𝐶) |
| 17 | ovexd 7416 | . . 3 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) ∈ V) | |
| 18 | 12 | ffnd 6677 | . . . 4 ⊢ (𝜑 → 𝐺 Fn 𝐼) |
| 19 | 13, 18, 14, 14 | offun 7659 | . . 3 ⊢ (𝜑 → Fun (𝐵 ∘f · 𝐺)) |
| 20 | psrbagev1.z | . . . . 5 ⊢ 0 = (0g‘𝑇) | |
| 21 | 20 | fvexi 6866 | . . . 4 ⊢ 0 ∈ V |
| 22 | 21 | a1i 11 | . . 3 ⊢ (𝜑 → 0 ∈ V) |
| 23 | 9 | psrbagfsupp 21940 | . . . . 5 ⊢ (𝐵 ∈ 𝐷 → 𝐵 finSupp 0) |
| 24 | 8, 23 | syl 17 | . . . 4 ⊢ (𝜑 → 𝐵 finSupp 0) |
| 25 | 24 | fsuppimpd 9301 | . . 3 ⊢ (𝜑 → (𝐵 supp 0) ∈ Fin) |
| 26 | ssidd 3950 | . . . 4 ⊢ (𝜑 → (𝐵 supp 0) ⊆ (𝐵 supp 0)) | |
| 27 | 3, 20, 4 | mulg0 19088 | . . . . 5 ⊢ (𝑧 ∈ 𝐶 → (0 · 𝑧) = 0 ) |
| 28 | 27 | adantl 484 | . . . 4 ⊢ ((𝜑 ∧ 𝑧 ∈ 𝐶) → (0 · 𝑧) = 0 ) |
| 29 | c0ex 11159 | . . . . 5 ⊢ 0 ∈ V | |
| 30 | 29 | a1i 11 | . . . 4 ⊢ (𝜑 → 0 ∈ V) |
| 31 | 26, 28, 11, 12, 14, 30 | suppssof1 8163 | . . 3 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺) supp 0 ) ⊆ (𝐵 supp 0)) |
| 32 | suppssfifsupp 9312 | . . 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 1389 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) finSupp 0 ) |
| 34 | 16, 33 | jca 518 | 1 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺):𝐼⟶𝐶 ∧ (𝐵 ∘f · 𝐺) finSupp 0 )) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 398 = wceq 1550 ∈ wcel 2132 {crab 3404 Vcvv 3444 ⊆ wss 3895 class class class wbr 5090 ◡ccnv 5635 “ cima 5639 Fun wfun 6500 ⟶wf 6502 ‘cfv 6506 (class class class)co 7381 ∘f cof 7643 supp csupp 8124 ↑m cmap 8792 Fincfn 8912 finSupp cfsupp 9293 0cc0 11059 ℕcn 12196 ℕ0cn0 12467 Basecbs 17217 0gc0g 17440 Mndcmnd 18740 .gcmg 19081 CMndccmn 19792 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-rep 5217 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-nel 3052 df-ral 3067 df-rex 3077 df-rmo 3357 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-pss 3915 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-iun 4941 df-br 5091 df-opab 5153 df-mpt 5172 df-tr 5198 df-id 5531 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5589 df-we 5591 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-pred 6273 df-ord 6334 df-on 6335 df-lim 6336 df-suc 6337 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-riota 7338 df-ov 7384 df-oprab 7385 df-mpo 7386 df-of 7645 df-om 7832 df-1st 7955 df-2nd 7956 df-supp 8125 df-frecs 8246 df-wrecs 8277 df-recs 8326 df-rdg 8365 df-1o 8421 df-er 8662 df-map 8794 df-en 8913 df-dom 8914 df-sdom 8915 df-fin 8916 df-fsupp 9294 df-pnf 11204 df-mnf 11205 df-xr 11206 df-ltxr 11207 df-le 11208 df-sub 11402 df-neg 11403 df-nn 12197 df-n0 12468 df-z 12555 df-uz 12826 df-fz 13499 df-seq 14001 df-0g 17442 df-mgm 18646 df-sgrp 18725 df-mnd 18741 df-mulg 19082 df-cmn 19794 |
| This theorem is referenced by: psrbagev2 22100 evlslem1 22104 |
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