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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 19737 | . . . 4 ⊢ (𝜑 → 𝑇 ∈ Mnd) |
| 3 | psrbagev1.c | . . . . . 6 ⊢ 𝐶 = (Base‘𝑇) | |
| 4 | psrbagev1.x | . . . . . 6 ⊢ · = (.g‘𝑇) | |
| 5 | 3, 4 | mulgnn0cl 19024 | . . . . 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 21878 | . . . 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 6664 | . . . 4 ⊢ (𝜑 → 𝐵 Fn 𝐼) |
| 14 | 8, 13 | fndmexd 7848 | . . 3 ⊢ (𝜑 → 𝐼 ∈ V) |
| 15 | inidm 4180 | . . 3 ⊢ (𝐼 ∩ 𝐼) = 𝐼 | |
| 16 | 7, 11, 12, 14, 14, 15 | off 7642 | . 2 ⊢ (𝜑 → (𝐵 ∘f · 𝐺):𝐼⟶𝐶) |
| 17 | ovexd 7395 | . . 3 ⊢ (𝜑 → (𝐵 ∘f · 𝐺) ∈ V) | |
| 18 | 12 | ffnd 6664 | . . . 4 ⊢ (𝜑 → 𝐺 Fn 𝐼) |
| 19 | 13, 18, 14, 14 | offun 7638 | . . 3 ⊢ (𝜑 → Fun (𝐵 ∘f · 𝐺)) |
| 20 | psrbagev1.z | . . . . 5 ⊢ 0 = (0g‘𝑇) | |
| 21 | 20 | fvexi 6849 | . . . 4 ⊢ 0 ∈ V |
| 22 | 21 | a1i 11 | . . 3 ⊢ (𝜑 → 0 ∈ V) |
| 23 | 9 | psrbagfsupp 21879 | . . . . 5 ⊢ (𝐵 ∈ 𝐷 → 𝐵 finSupp 0) |
| 24 | 8, 23 | syl 17 | . . . 4 ⊢ (𝜑 → 𝐵 finSupp 0) |
| 25 | 24 | fsuppimpd 9276 | . . 3 ⊢ (𝜑 → (𝐵 supp 0) ∈ Fin) |
| 26 | ssidd 3958 | . . . 4 ⊢ (𝜑 → (𝐵 supp 0) ⊆ (𝐵 supp 0)) | |
| 27 | 3, 20, 4 | mulg0 19008 | . . . . 5 ⊢ (𝑧 ∈ 𝐶 → (0 · 𝑧) = 0 ) |
| 28 | 27 | adantl 481 | . . . 4 ⊢ ((𝜑 ∧ 𝑧 ∈ 𝐶) → (0 · 𝑧) = 0 ) |
| 29 | c0ex 11130 | . . . . 5 ⊢ 0 ∈ V | |
| 30 | 29 | a1i 11 | . . . 4 ⊢ (𝜑 → 0 ∈ V) |
| 31 | 26, 28, 11, 12, 14, 30 | suppssof1 8143 | . . 3 ⊢ (𝜑 → ((𝐵 ∘f · 𝐺) supp 0 ) ⊆ (𝐵 supp 0)) |
| 32 | suppssfifsupp 9287 | . . 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 3400 Vcvv 3441 ⊆ wss 3902 class class class wbr 5099 ◡ccnv 5624 “ cima 5628 Fun wfun 6487 ⟶wf 6489 ‘cfv 6493 (class class class)co 7360 ∘f cof 7622 supp csupp 8104 ↑m cmap 8767 Fincfn 8887 finSupp cfsupp 9268 0cc0 11030 ℕcn 12149 ℕ0cn0 12405 Basecbs 17140 0gc0g 17363 Mndcmnd 18663 .gcmg 19001 CMndccmn 19713 |
| 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 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-of 7624 df-om 7811 df-1st 7935 df-2nd 7936 df-supp 8105 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-fsupp 9269 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12150 df-n0 12406 df-z 12493 df-uz 12756 df-fz 13428 df-seq 13929 df-0g 17365 df-mgm 18569 df-sgrp 18648 df-mnd 18664 df-mulg 19002 df-cmn 19715 |
| This theorem is referenced by: psrbagev2 22037 evlslem1 22041 |
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