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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 19880 | . . . 4 ⊢ (𝜑 → 𝑇 ∈ Mnd) |
| 3 | psrbagev1.c | . . . . . 6 ⊢ 𝐶 = (Base‘𝑇) | |
| 4 | psrbagev1.x | . . . . . 6 ⊢ · = (.g‘𝑇) | |
| 5 | 3, 4 | mulgnn0cl 19162 | . . . . 5 ⊢ ((𝑇 ∈ Mnd ∧ 𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶) → (𝑦 · 𝑧) ∈ 𝐶) |
| 6 | 5 | 3expb 1137 | . . . 4 ⊢ ((𝑇 ∈ Mnd ∧ (𝑦 ∈ ℕ0 ∧ 𝑧 ∈ 𝐶)) → (𝑦 · 𝑧) ∈ 𝐶) |
| 7 | 2, 6 | sylan 591 | . . 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 22079 | . . . 4 ⊢ (𝐵 ∈ 𝐷 → 𝐵:𝐼⟶ℕ0) |
| 11 | 8, 10 | syl 18 | . . 3 ⊢ (𝜑 → 𝐵:𝐼⟶ℕ0) |
| 12 | psrbagev1.g | . . 3 ⊢ (𝜑 → 𝐺:𝐼⟶𝐶) | |
| 13 | 11 | ffnd 6706 | . . . 4 ⊢ (𝜑 → 𝐵 Fn 𝐼) |
| 14 | 8, 13 | fndmexd 7899 | . . 3 ⊢ (𝜑 → 𝐼 ∈ V) |
| 15 | inidm 4178 | . . 3 ⊢ (𝐼 ∩ 𝐼) = 𝐼 | |
| 16 | 7, 11, 12, 14, 14, 15 | off 7694 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺):𝐼⟶𝐶) |
| 17 | ovexd 7447 | . . 3 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) ∈ V) | |
| 18 | 12 | ffnd 6706 | . . . 4 ⊢ (𝜑 → 𝐺 Fn 𝐼) |
| 19 | 13, 18, 14, 14 | offun 7690 | . . 3 ⊢ (𝜑 → Fun (𝐵 ∘f · 𝐺)) |
| 20 | psrbagev1.z | . . . . 5 ⊢ 0 = (0g‘𝑇) | |
| 21 | 20 | fvexi 6895 | . . . 4 ⊢ 0 ∈ V |
| 22 | 21 | a1i 11 | . . 3 ⊢ (𝜑 → 0 ∈ V) |
| 23 | 9 | psrbagfsupp 22080 | . . . . 5 ⊢ (𝐵 ∈ 𝐷 → 𝐵 finSupp 0) |
| 24 | 8, 23 | syl 18 | . . . 4 ⊢ (𝜑 → 𝐵 finSupp 0) |
| 25 | 24 | fsuppimpd 9327 | . . 3 ⊢ (𝜑 → (𝐵 supp 0) ∈ Fin) |
| 26 | ssidd 3959 | . . . 4 ⊢ (𝜑 → (𝐵 supp 0) ⊆ (𝐵 supp 0)) | |
| 27 | 3, 20, 4 | mulg0 19146 | . . . . 5 ⊢ (𝑧 ∈ 𝐶 → (0 · 𝑧) = 0 ) |
| 28 | 27 | adantl 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑧 ∈ 𝐶) → (0 · 𝑧) = 0 ) |
| 29 | c0ex 11206 | . . . . 5 ⊢ 0 ∈ V | |
| 30 | 29 | a1i 11 | . . . 4 ⊢ (𝜑 → 0 ∈ V) |
| 31 | 26, 28, 11, 12, 14, 30 | suppssof1 8193 | . . 3 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺) supp 0 ) ⊆ (𝐵 supp 0)) |
| 32 | suppssfifsupp 9338 | . . 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 1404 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) finSupp 0 ) |
| 34 | 16, 33 | jca 520 | 1 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺):𝐼⟶𝐶 ∧ (𝐵 ∘f · 𝐺) finSupp 0 )) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 400 = wceq 1569 ∈ wcel 2142 {crab 3415 Vcvv 3454 ⊆ wss 3904 class class class wbr 5108 ◡ccnv 5659 “ cima 5663 Fun wfun 6530 ⟶wf 6532 ‘cfv 6536 (class class class)co 7412 ∘f cof 7674 supp csupp 8154 ↑m cmap 8822 Fincfn 8941 finSupp cfsupp 9319 0cc0 11106 ℕcn 12239 ℕ0cn0 12510 Basecbs 17275 0gc0g 17498 Mndcmnd 18798 .gcmg 19139 CMndccmn 19856 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5335 ax-pr 5403 ax-un 7734 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1103 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-nf 1813 df-sb 2096 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3456 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-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5555 df-eprel 5560 df-po 5568 df-so 5569 df-fr 5613 df-we 5615 df-xp 5666 df-rel 5667 df-cnv 5668 df-co 5669 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 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 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-of 7676 df-om 7861 df-1st 7984 df-2nd 7985 df-supp 8155 df-frecs 8276 df-wrecs 8307 df-recs 8356 df-rdg 8395 df-1o 8451 df-er 8692 df-map 8824 df-en 8942 df-dom 8943 df-sdom 8944 df-fin 8945 df-fsupp 9320 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11449 df-neg 11450 df-nn 12240 df-n0 12511 df-z 12598 df-uz 12869 df-fz 13542 df-seq 14045 df-0g 17500 df-mgm 18704 df-sgrp 18783 df-mnd 18799 df-mulg 19140 df-cmn 19858 |
| This theorem is used by: psrbagev2 22240 evlslem1 22244 |
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