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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 481 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝐹 ∈ 𝐷) | |
2 | simpr 483 | . . . . . 6 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∈ 𝑆) | |
3 | breq1 5155 | . . . . . . 7 ⊢ (𝑦 = 𝑋 → (𝑦 ∘r ≤ 𝐹 ↔ 𝑋 ∘r ≤ 𝐹)) | |
4 | psrbagconf1o.s | . . . . . . 7 ⊢ 𝑆 = {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝐹} | |
5 | 3, 4 | elrab2 3687 | . . . . . 6 ⊢ (𝑋 ∈ 𝑆 ↔ (𝑋 ∈ 𝐷 ∧ 𝑋 ∘r ≤ 𝐹)) |
6 | 2, 5 | sylib 217 | . . . . 5 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → (𝑋 ∈ 𝐷 ∧ 𝑋 ∘r ≤ 𝐹)) |
7 | 6 | simpld 493 | . . . 4 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∈ 𝐷) |
8 | psrbag.d | . . . . 5 ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
9 | 8 | psrbagf 21858 | . . . 4 ⊢ (𝑋 ∈ 𝐷 → 𝑋:𝐼⟶ℕ0) |
10 | 7, 9 | syl 17 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋:𝐼⟶ℕ0) |
11 | 6 | simprd 494 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∘r ≤ 𝐹) |
12 | 8 | psrbagcon 21870 | . . 3 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋:𝐼⟶ℕ0 ∧ 𝑋 ∘r ≤ 𝐹) → ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) |
13 | 1, 10, 11, 12 | syl3anc 1368 | . 2 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) |
14 | breq1 5155 | . . 3 ⊢ (𝑦 = (𝐹 ∘f − 𝑋) → (𝑦 ∘r ≤ 𝐹 ↔ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) | |
15 | 14, 4 | elrab2 3687 | . 2 ⊢ ((𝐹 ∘f − 𝑋) ∈ 𝑆 ↔ ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)) |
16 | 13, 15 | sylibr 233 | 1 ⊢ ((𝐹 ∈ 𝐷 ∧ 𝑋 ∈ 𝑆) → (𝐹 ∘f − 𝑋) ∈ 𝑆) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 394 = wceq 1533 ∈ wcel 2098 {crab 3430 class class class wbr 5152 ◡ccnv 5681 “ cima 5685 ⟶wf 6549 (class class class)co 7426 ∘f cof 7689 ∘r cofr 7690 ↑m cmap 8851 Fincfn 8970 ≤ cle 11287 − cmin 11482 ℕcn 12250 ℕ0cn0 12510 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2699 ax-rep 5289 ax-sep 5303 ax-nul 5310 ax-pow 5369 ax-pr 5433 ax-un 7746 ax-cnex 11202 ax-resscn 11203 ax-1cn 11204 ax-icn 11205 ax-addcl 11206 ax-addrcl 11207 ax-mulcl 11208 ax-mulrcl 11209 ax-mulcom 11210 ax-addass 11211 ax-mulass 11212 ax-distr 11213 ax-i2m1 11214 ax-1ne0 11215 ax-1rid 11216 ax-rnegex 11217 ax-rrecex 11218 ax-cnre 11219 ax-pre-lttri 11220 ax-pre-lttrn 11221 ax-pre-ltadd 11222 ax-pre-mulgt0 11223 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2529 df-eu 2558 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2938 df-nel 3044 df-ral 3059 df-rex 3068 df-reu 3375 df-rab 3431 df-v 3475 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4327 df-if 4533 df-pw 4608 df-sn 4633 df-pr 4635 df-op 4639 df-uni 4913 df-iun 5002 df-br 5153 df-opab 5215 df-mpt 5236 df-tr 5270 df-id 5580 df-eprel 5586 df-po 5594 df-so 5595 df-fr 5637 df-we 5639 df-xp 5688 df-rel 5689 df-cnv 5690 df-co 5691 df-dm 5692 df-rn 5693 df-res 5694 df-ima 5695 df-pred 6310 df-ord 6377 df-on 6378 df-lim 6379 df-suc 6380 df-iota 6505 df-fun 6555 df-fn 6556 df-f 6557 df-f1 6558 df-fo 6559 df-f1o 6560 df-fv 6561 df-riota 7382 df-ov 7429 df-oprab 7430 df-mpo 7431 df-of 7691 df-ofr 7692 df-om 7877 df-1st 7999 df-2nd 8000 df-supp 8172 df-frecs 8293 df-wrecs 8324 df-recs 8398 df-rdg 8437 df-1o 8493 df-er 8731 df-map 8853 df-en 8971 df-dom 8972 df-sdom 8973 df-fin 8974 df-pnf 11288 df-mnf 11289 df-xr 11290 df-ltxr 11291 df-le 11292 df-sub 11484 df-neg 11485 df-nn 12251 df-n0 12511 |
This theorem is referenced by: psrbagconf1o 21877 psrass1lem 21884 psrdi 21915 psrdir 21916 psrass23l 21917 psrcom 21918 psrass23 21919 resspsrmul 21926 mplsubrglem 21953 mplmonmul 21981 mhpmulcl 22080 psdmul 22097 psropprmul 22163 mdegmullem 26034 |
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