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Mirrors > Home > MPE Home > Th. List > psrbagconcl | Structured version Visualization version GIF version |
Description: The complement of a bag is a bag. (Contributed by Mario Carneiro, 29-Dec-2014.) Remove a sethood antecedent. (Revised by SN, 6-Aug-2024.) |
Ref | Expression |
---|---|
psrbag.d | ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} |
psrbagconf1o.s | ⊢ 𝑆 = {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝐹} |
Ref | Expression |
---|---|
psrbagconcl | ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → (𝐹 ∘f − 𝑋) ∈ 𝑆) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 486 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝐹 ∈ 𝐷) | |
2 | simpr 488 | . . . . . 6 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∈ 𝑆) | |
3 | breq1 5034 | . . . . . . 7 ⊢ (𝑦 = 𝑋 → (𝑦 ∘r ≤ 𝐹 ↔ 𝑋 ∘r ≤ 𝐹)) | |
4 | psrbagconf1o.s | . . . . . . 7 ⊢ 𝑆 = {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝐹} | |
5 | 3, 4 | elrab2 3592 | . . . . . 6 ⊢ (𝑋 ∈ 𝑆 ↔ (𝑋 ∈ 𝐷 ∧ 𝑋 ∘r ≤ 𝐹)) |
6 | 2, 5 | sylib 221 | . . . . 5 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → (𝑋 ∈ 𝐷 ∧ 𝑋 ∘r ≤ 𝐹)) |
7 | 6 | simpld 498 | . . . 4 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∈ 𝐷) |
8 | psrbag.d | . . . . 5 ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
9 | 8 | psrbagf 20734 | . . . 4 ⊢ (𝑋 ∈ 𝐷 → 𝑋:𝐼⟶ℕ0) |
10 | 7, 9 | syl 17 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋:𝐼⟶ℕ0) |
11 | 6 | simprd 499 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∘r ≤ 𝐹) |
12 | 8 | psrbagcon 20746 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋:𝐼⟶ℕ0 ∧ 𝑋 ∘r ≤ 𝐹) → ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) |
13 | 1, 10, 11, 12 | syl3anc 1372 | . 2 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) |
14 | breq1 5034 | . . 3 ⊢ (𝑦 = (𝐹 ∘f − 𝑋) → (𝑦 ∘r ≤ 𝐹 ↔ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) | |
15 | 14, 4 | elrab2 3592 | . 2 ⊢ ((𝐹 ∘f − 𝑋) ∈ 𝑆 ↔ ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) |
16 | 13, 15 | sylibr 237 | 1 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → (𝐹 ∘f − 𝑋) ∈ 𝑆) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 = wceq 1542 ∈ wcel 2114 {crab 3058 class class class wbr 5031 ◡ccnv 5525 “ cima 5529 ⟶wf 6336 (class class class)co 7173 ∘f cof 7426 ∘r cofr 7427 ↑m cmap 8440 Fincfn 8558 ≤ cle 10757 − cmin 10951 ℕcn 11719 ℕ0cn0 11979 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1975 ax-7 2020 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2162 ax-12 2179 ax-ext 2711 ax-rep 5155 ax-sep 5168 ax-nul 5175 ax-pow 5233 ax-pr 5297 ax-un 7482 ax-cnex 10674 ax-resscn 10675 ax-1cn 10676 ax-icn 10677 ax-addcl 10678 ax-addrcl 10679 ax-mulcl 10680 ax-mulrcl 10681 ax-mulcom 10682 ax-addass 10683 ax-mulass 10684 ax-distr 10685 ax-i2m1 10686 ax-1ne0 10687 ax-1rid 10688 ax-rnegex 10689 ax-rrecex 10690 ax-cnre 10691 ax-pre-lttri 10692 ax-pre-lttrn 10693 ax-pre-ltadd 10694 ax-pre-mulgt0 10695 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1787 df-nf 1791 df-sb 2075 df-mo 2541 df-eu 2571 df-clab 2718 df-cleq 2731 df-clel 2812 df-nfc 2882 df-ne 2936 df-nel 3040 df-ral 3059 df-rex 3060 df-reu 3061 df-rab 3063 df-v 3401 df-sbc 3682 df-csb 3792 df-dif 3847 df-un 3849 df-in 3851 df-ss 3861 df-pss 3863 df-nul 4213 df-if 4416 df-pw 4491 df-sn 4518 df-pr 4520 df-tp 4522 df-op 4524 df-uni 4798 df-iun 4884 df-br 5032 df-opab 5094 df-mpt 5112 df-tr 5138 df-id 5430 df-eprel 5435 df-po 5443 df-so 5444 df-fr 5484 df-we 5486 df-xp 5532 df-rel 5533 df-cnv 5534 df-co 5535 df-dm 5536 df-rn 5537 df-res 5538 df-ima 5539 df-pred 6130 df-ord 6176 df-on 6177 df-lim 6178 df-suc 6179 df-iota 6298 df-fun 6342 df-fn 6343 df-f 6344 df-f1 6345 df-fo 6346 df-f1o 6347 df-fv 6348 df-riota 7130 df-ov 7176 df-oprab 7177 df-mpo 7178 df-of 7428 df-ofr 7429 df-om 7603 df-1st 7717 df-2nd 7718 df-supp 7860 df-wrecs 7979 df-recs 8040 df-rdg 8078 df-1o 8134 df-er 8323 df-map 8442 df-en 8559 df-dom 8560 df-sdom 8561 df-fin 8562 df-pnf 10758 df-mnf 10759 df-xr 10760 df-ltxr 10761 df-le 10762 df-sub 10953 df-neg 10954 df-nn 11720 df-n0 11980 |
This theorem is referenced by: psrbagconf1o 20752 psrass1lem 20759 psrdi 20788 psrdir 20789 psrass23l 20790 psrcom 20791 psrass23 20792 resspsrmul 20799 mplsubrglem 20823 mplmonmul 20850 mhpmulcl 20946 psropprmul 21016 mdegmullem 24834 |
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