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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 34766 | . . 3 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | 1 | adantr 485 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝑃 ∈ (measures‘dom 𝑃)) |
| 3 | domprobsiga 34767 | . . 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 3155 | . . 3 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∀𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) |
| 7 | sigaclcu2 34476 | . . 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 34574 | 1 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → (𝑃‘∪ 𝑛 ∈ ℕ (𝐴‘𝑛)) ≤ Σ*𝑛 ∈ ℕ(𝑃‘(𝐴‘𝑛))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∈ wcel 2141 ∀wral 3077 ∪ cuni 4871 ∪ ciun 4955 class class class wbr 5108 dom cdm 5661 ran crn 5662 ⟶wf 6532 ‘cfv 6536 ≤ cle 11243 ℕcn 12232 Σ*cesum 34383 sigAlgebracsiga 34464 measurescmeas 34551 Probcprb 34763 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-inf2 9609 ax-ac2 10446 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 ax-addf 11178 ax-mulf 11179 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 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 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 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 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-of 7674 df-om 7862 df-1st 7985 df-2nd 7986 df-supp 8156 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-er 8693 df-map 8825 df-pm 8826 df-ixp 8895 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-fsupp 9321 df-fi 9370 df-sup 9401 df-inf 9402 df-oi 9471 df-dju 9886 df-card 9924 df-acn 9927 df-ac 10099 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-2 12302 df-3 12303 df-4 12304 df-5 12305 df-6 12306 df-7 12307 df-8 12308 df-9 12309 df-n0 12504 df-z 12591 df-dec 12711 df-uz 12862 df-q 12972 df-rp 13016 df-xneg 13136 df-xadd 13137 df-xmul 13138 df-ioo 13375 df-ioc 13376 df-ico 13377 df-icc 13378 df-fz 13535 df-fzo 13682 df-fl 13824 df-mod 13902 df-seq 14037 df-exp 14097 df-fac 14309 df-bc 14338 df-hash 14366 df-shft 15103 df-cj 15149 df-re 15150 df-im 15151 df-sqrt 15285 df-abs 15286 df-limsup 15521 df-clim 15538 df-rlim 15539 df-sum 15737 df-ef 16120 df-sin 16122 df-cos 16123 df-pi 16125 df-struct 17206 df-sets 17223 df-slot 17241 df-ndx 17253 df-base 17269 df-ress 17290 df-plusg 17322 df-mulr 17323 df-starv 17324 df-sca 17325 df-vsca 17326 df-ip 17327 df-tset 17328 df-ple 17329 df-ds 17331 df-unif 17332 df-hom 17333 df-cco 17334 df-rest 17474 df-topn 17475 df-0g 17493 df-gsum 17494 df-topgen 17495 df-pt 17496 df-prds 17499 df-ordt 17554 df-xrs 17555 df-qtop 17560 df-imas 17561 df-xps 17563 df-mre 17637 df-mrc 17638 df-acs 17640 df-ps 18621 df-tsr 18622 df-plusf 18696 df-mgm 18697 df-sgrp 18776 df-mnd 18792 df-mhm 18840 df-submnd 18841 df-grp 19002 df-minusg 19003 df-sbg 19004 df-mulg 19133 df-subg 19188 df-cntz 19386 df-cmn 19851 df-abl 19852 df-mgp 20216 df-rng 20230 df-ur 20263 df-ring 20316 df-cring 20317 df-subrng 20630 df-subrg 20654 df-abv 20891 df-lmod 20962 df-scaf 20963 df-sra 21273 df-rgmod 21274 df-psmet 21493 df-xmet 21494 df-met 21495 df-bl 21496 df-mopn 21497 df-fbas 21498 df-fg 21499 df-cnfld 21502 df-top 23030 df-topon 23047 df-topsp 23069 df-bases 23082 df-cld 23155 df-ntr 23156 df-cls 23157 df-nei 23234 df-lp 23272 df-perf 23273 df-cn 23363 df-cnp 23364 df-haus 23451 df-tx 23698 df-hmeo 23891 df-fil 23982 df-fm 24074 df-flim 24075 df-flf 24076 df-tmd 24208 df-tgp 24209 df-tsms 24263 df-trg 24296 df-xms 24456 df-ms 24457 df-tms 24458 df-nm 24718 df-ngp 24719 df-nrg 24721 df-nlm 24722 df-ii 25015 df-cncf 25016 df-limc 26004 df-dv 26005 df-log 26697 df-esum 34384 df-siga 34465 df-meas 34552 df-prob 34764 |
| This theorem is referenced by: (None) |
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