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| Mirrors > Home > MPE Home > Th. List > Mathboxes > boolesineq | Structured version Visualization version GIF version | ||
| Description: Boole's inequality (union bound). For any finite or countable collection of events, the probability of their union is at most the sum of their probabilities. (Suggested by DeepSeek R1.) (Contributed by Ender Ting, 30-Apr-2025.) |
| Ref | Expression |
|---|---|
| boolesineq | ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → (𝑃‘∪ 𝑛 ∈ ℕ (𝐴‘𝑛)) ≤ Σ*𝑛 ∈ ℕ(𝑃‘(𝐴‘𝑛))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | domprobmeas 34809 | . . 3 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | 1 | adantr 485 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝑃 ∈ (measures‘dom 𝑃)) |
| 3 | domprobsiga 34810 | . . 3 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
| 4 | simpr 489 | . . . . 5 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝐴:ℕ⟶dom 𝑃) | |
| 5 | 4 | ffvelcdmda 7079 | . . . 4 ⊢ (((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) ∧ 𝑛 ∈ ℕ) → (𝐴‘𝑛) ∈ dom 𝑃) |
| 6 | 5 | ralrimiva 3156 | . . 3 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∀𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) |
| 7 | sigaclcu2 34519 | . . 3 ⊢ ((dom 𝑃 ∈ ∪ ran sigAlgebra ∧ ∀𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) | |
| 8 | 3, 6, 7 | syl2an2r 697 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) |
| 9 | ssidd 3959 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ⊆ ∪ 𝑛 ∈ ℕ (𝐴‘𝑛)) | |
| 10 | 2, 8, 5, 9 | measiun 34617 | 1 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → (𝑃‘∪ 𝑛 ∈ ℕ (𝐴‘𝑛)) ≤ Σ*𝑛 ∈ ℕ(𝑃‘(𝐴‘𝑛))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 400 ∈ wcel 2142 ∀wral 3078 ∪ cuni 4871 ∪ ciun 4955 class class class wbr 5108 dom cdm 5660 ran crn 5661 ⟶wf 6532 ‘cfv 6536 ≤ cle 11250 ℕcn 12239 Σ*cesum 34426 sigAlgebracsiga 34507 measurescmeas 34594 Probcprb 34806 |
| 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-inf2 9608 ax-ac2 10453 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 ax-pre-sup 11184 ax-addf 11185 ax-mulf 11186 |
| 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-tp 4593 df-op 4595 df-uni 4872 df-int 4912 df-iun 4957 df-iin 4958 df-disj 5076 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-se 5614 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-isom 6545 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-2o 8452 df-er 8692 df-map 8824 df-pm 8825 df-ixp 8894 df-en 8942 df-dom 8943 df-sdom 8944 df-fin 8945 df-fsupp 9320 df-fi 9369 df-sup 9400 df-inf 9401 df-oi 9470 df-dju 9894 df-card 9932 df-acn 9935 df-ac 10107 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11449 df-neg 11450 df-div 11878 df-nn 12240 df-2 12309 df-3 12310 df-4 12311 df-5 12312 df-6 12313 df-7 12314 df-8 12315 df-9 12316 df-n0 12511 df-z 12598 df-dec 12718 df-uz 12869 df-q 12979 df-rp 13023 df-xneg 13143 df-xadd 13144 df-xmul 13145 df-ioo 13382 df-ioc 13383 df-ico 13384 df-icc 13385 df-fz 13542 df-fzo 13690 df-fl 13832 df-mod 13910 df-seq 14045 df-exp 14105 df-fac 14317 df-bc 14346 df-hash 14374 df-shft 15111 df-cj 15157 df-re 15158 df-im 15159 df-sqrt 15293 df-abs 15294 df-limsup 15529 df-clim 15546 df-rlim 15547 df-sum 15745 df-ef 16127 df-sin 16129 df-cos 16130 df-pi 16132 df-struct 17213 df-sets 17230 df-slot 17248 df-ndx 17260 df-base 17276 df-ress 17297 df-plusg 17329 df-mulr 17330 df-starv 17331 df-sca 17332 df-vsca 17333 df-ip 17334 df-tset 17335 df-ple 17336 df-ds 17338 df-unif 17339 df-hom 17340 df-cco 17341 df-rest 17481 df-topn 17482 df-0g 17500 df-gsum 17501 df-topgen 17502 df-pt 17503 df-prds 17506 df-ordt 17561 df-xrs 17562 df-qtop 17567 df-imas 17568 df-xps 17570 df-mre 17644 df-mrc 17645 df-acs 17647 df-ps 18628 df-tsr 18629 df-plusf 18703 df-mgm 18704 df-sgrp 18783 df-mnd 18799 df-mhm 18847 df-submnd 18848 df-grp 19009 df-minusg 19010 df-sbg 19011 df-mulg 19140 df-subg 19195 df-cntz 19393 df-cmn 19858 df-abl 19859 df-mgp 20223 df-rng 20237 df-ur 20270 df-ring 20323 df-cring 20324 df-subrng 20656 df-subrg 20680 df-abv 20923 df-lmod 20994 df-scaf 20995 df-sra 21305 df-rgmod 21306 df-psmet 21525 df-xmet 21526 df-met 21527 df-bl 21528 df-mopn 21529 df-fbas 21530 df-fg 21531 df-cnfld 21534 df-top 23062 df-topon 23079 df-topsp 23101 df-bases 23114 df-cld 23187 df-ntr 23188 df-cls 23189 df-nei 23266 df-lp 23304 df-perf 23305 df-cn 23395 df-cnp 23396 df-haus 23483 df-tx 23730 df-hmeo 23923 df-fil 24014 df-fm 24106 df-flim 24107 df-flf 24108 df-tmd 24240 df-tgp 24241 df-tsms 24295 df-trg 24328 df-xms 24488 df-ms 24489 df-tms 24490 df-nm 24750 df-ngp 24751 df-nrg 24753 df-nlm 24754 df-ii 25047 df-cncf 25048 df-limc 26036 df-dv 26037 df-log 26732 df-esum 34427 df-siga 34508 df-meas 34595 df-prob 34807 |
| This theorem is used by: (None) |
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