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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 34551 | . . 3 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | 1 | adantr 480 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝑃 ∈ (measures‘dom 𝑃)) |
| 3 | domprobsiga 34552 | . . 3 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
| 4 | simpr 484 | . . . . 5 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝐴:ℕ⟶dom 𝑃) | |
| 5 | 4 | ffvelcdmda 7034 | . . . 4 ⊢ (((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) ∧ 𝑛 ∈ ℕ) → (𝐴‘𝑛) ∈ dom 𝑃) |
| 6 | 5 | ralrimiva 3130 | . . 3 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∀𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) |
| 7 | sigaclcu2 34261 | . . 3 ⊢ ((dom 𝑃 ∈ ∪ ran sigAlgebra ∧ ∀𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) | |
| 8 | 3, 6, 7 | syl2an2r 686 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) |
| 9 | ssidd 3946 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ⊆ ∪ 𝑛 ∈ ℕ (𝐴‘𝑛)) | |
| 10 | 2, 8, 5, 9 | measiun 34359 | 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 395 ∈ wcel 2114 ∀wral 3052 ∪ cuni 4851 ∪ ciun 4934 class class class wbr 5086 dom cdm 5628 ran crn 5629 ⟶wf 6492 ‘cfv 6496 ≤ cle 11177 ℕcn 12171 Σ*cesum 34168 sigAlgebracsiga 34249 measurescmeas 34336 Probcprb 34548 |
| 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 5213 ax-sep 5232 ax-nul 5242 ax-pow 5306 ax-pr 5374 ax-un 7686 ax-inf2 9559 ax-ac2 10382 ax-cnex 11091 ax-resscn 11092 ax-1cn 11093 ax-icn 11094 ax-addcl 11095 ax-addrcl 11096 ax-mulcl 11097 ax-mulrcl 11098 ax-mulcom 11099 ax-addass 11100 ax-mulass 11101 ax-distr 11102 ax-i2m1 11103 ax-1ne0 11104 ax-1rid 11105 ax-rnegex 11106 ax-rrecex 11107 ax-cnre 11108 ax-pre-lttri 11109 ax-pre-lttrn 11110 ax-pre-ltadd 11111 ax-pre-mulgt0 11112 ax-pre-sup 11113 ax-addf 11114 ax-mulf 11115 |
| 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 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-disj 5054 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5523 df-eprel 5528 df-po 5536 df-so 5537 df-fr 5581 df-se 5582 df-we 5583 df-xp 5634 df-rel 5635 df-cnv 5636 df-co 5637 df-dm 5638 df-rn 5639 df-res 5640 df-ima 5641 df-pred 6263 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-isom 6505 df-riota 7321 df-ov 7367 df-oprab 7368 df-mpo 7369 df-of 7628 df-om 7815 df-1st 7939 df-2nd 7940 df-supp 8108 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-1o 8402 df-2o 8403 df-er 8640 df-map 8772 df-pm 8773 df-ixp 8843 df-en 8891 df-dom 8892 df-sdom 8893 df-fin 8894 df-fsupp 9272 df-fi 9321 df-sup 9352 df-inf 9353 df-oi 9422 df-dju 9822 df-card 9860 df-acn 9863 df-ac 10035 df-pnf 11178 df-mnf 11179 df-xr 11180 df-ltxr 11181 df-le 11182 df-sub 11376 df-neg 11377 df-div 11805 df-nn 12172 df-2 12241 df-3 12242 df-4 12243 df-5 12244 df-6 12245 df-7 12246 df-8 12247 df-9 12248 df-n0 12435 df-z 12522 df-dec 12642 df-uz 12786 df-q 12896 df-rp 12940 df-xneg 13060 df-xadd 13061 df-xmul 13062 df-ioo 13299 df-ioc 13300 df-ico 13301 df-icc 13302 df-fz 13459 df-fzo 13606 df-fl 13748 df-mod 13826 df-seq 13961 df-exp 14021 df-fac 14233 df-bc 14262 df-hash 14290 df-shft 15026 df-cj 15058 df-re 15059 df-im 15060 df-sqrt 15194 df-abs 15195 df-limsup 15430 df-clim 15447 df-rlim 15448 df-sum 15646 df-ef 16029 df-sin 16031 df-cos 16032 df-pi 16034 df-struct 17114 df-sets 17131 df-slot 17149 df-ndx 17161 df-base 17177 df-ress 17198 df-plusg 17230 df-mulr 17231 df-starv 17232 df-sca 17233 df-vsca 17234 df-ip 17235 df-tset 17236 df-ple 17237 df-ds 17239 df-unif 17240 df-hom 17241 df-cco 17242 df-rest 17382 df-topn 17383 df-0g 17401 df-gsum 17402 df-topgen 17403 df-pt 17404 df-prds 17407 df-ordt 17462 df-xrs 17463 df-qtop 17468 df-imas 17469 df-xps 17471 df-mre 17545 df-mrc 17546 df-acs 17548 df-ps 18529 df-tsr 18530 df-plusf 18604 df-mgm 18605 df-sgrp 18684 df-mnd 18700 df-mhm 18748 df-submnd 18749 df-grp 18909 df-minusg 18910 df-sbg 18911 df-mulg 19041 df-subg 19096 df-cntz 19289 df-cmn 19754 df-abl 19755 df-mgp 20119 df-rng 20131 df-ur 20160 df-ring 20213 df-cring 20214 df-subrng 20520 df-subrg 20544 df-abv 20783 df-lmod 20854 df-scaf 20855 df-sra 21165 df-rgmod 21166 df-psmet 21341 df-xmet 21342 df-met 21343 df-bl 21344 df-mopn 21345 df-fbas 21346 df-fg 21347 df-cnfld 21350 df-top 22856 df-topon 22873 df-topsp 22895 df-bases 22908 df-cld 22981 df-ntr 22982 df-cls 22983 df-nei 23060 df-lp 23098 df-perf 23099 df-cn 23189 df-cnp 23190 df-haus 23277 df-tx 23524 df-hmeo 23717 df-fil 23808 df-fm 23900 df-flim 23901 df-flf 23902 df-tmd 24034 df-tgp 24035 df-tsms 24089 df-trg 24122 df-xms 24282 df-ms 24283 df-tms 24284 df-nm 24544 df-ngp 24545 df-nrg 24547 df-nlm 24548 df-ii 24841 df-cncf 24842 df-limc 25830 df-dv 25831 df-log 26517 df-esum 34169 df-siga 34250 df-meas 34337 df-prob 34549 |
| This theorem is referenced by: (None) |
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