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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 34546 | . . 3 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | 1 | adantr 480 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝑃 ∈ (measures‘dom 𝑃)) |
| 3 | domprobsiga 34547 | . . 3 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
| 4 | simpr 484 | . . . . 5 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝐴:ℕ⟶dom 𝑃) | |
| 5 | 4 | ffvelcdmda 7029 | . . . 4 ⊢ (((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) ∧ 𝑛 ∈ ℕ) → (𝐴‘𝑛) ∈ dom 𝑃) |
| 6 | 5 | ralrimiva 3127 | . . 3 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∀𝑛 ∈ ℕ (𝐴‘𝑛) ∈ dom 𝑃) |
| 7 | sigaclcu2 34256 | . . 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 3956 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → ∪ 𝑛 ∈ ℕ (𝐴‘𝑛) ⊆ ∪ 𝑛 ∈ ℕ (𝐴‘𝑛)) | |
| 10 | 2, 8, 5, 9 | measiun 34354 | 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 3050 ∪ cuni 4862 ∪ ciun 4945 class class class wbr 5097 dom cdm 5623 ran crn 5624 ⟶wf 6487 ‘cfv 6491 ≤ cle 11169 ℕcn 12147 Σ*cesum 34163 sigAlgebracsiga 34244 measurescmeas 34331 Probcprb 34543 |
| 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 2183 ax-ext 2707 ax-rep 5223 ax-sep 5240 ax-nul 5250 ax-pow 5309 ax-pr 5376 ax-un 7680 ax-inf2 9552 ax-ac2 10375 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 ax-pre-sup 11106 ax-addf 11107 ax-mulf 11108 |
| 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 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2932 df-nel 3036 df-ral 3051 df-rex 3060 df-rmo 3349 df-reu 3350 df-rab 3399 df-v 3441 df-sbc 3740 df-csb 3849 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-pss 3920 df-nul 4285 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-tp 4584 df-op 4586 df-uni 4863 df-int 4902 df-iun 4947 df-iin 4948 df-disj 5065 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-se 5577 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6258 df-ord 6319 df-on 6320 df-lim 6321 df-suc 6322 df-iota 6447 df-fun 6493 df-fn 6494 df-f 6495 df-f1 6496 df-fo 6497 df-f1o 6498 df-fv 6499 df-isom 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-of 7622 df-om 7809 df-1st 7933 df-2nd 7934 df-supp 8103 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-2o 8398 df-er 8635 df-map 8767 df-pm 8768 df-ixp 8838 df-en 8886 df-dom 8887 df-sdom 8888 df-fin 8889 df-fsupp 9267 df-fi 9316 df-sup 9347 df-inf 9348 df-oi 9417 df-dju 9815 df-card 9853 df-acn 9856 df-ac 10028 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-div 11797 df-nn 12148 df-2 12210 df-3 12211 df-4 12212 df-5 12213 df-6 12214 df-7 12215 df-8 12216 df-9 12217 df-n0 12404 df-z 12491 df-dec 12610 df-uz 12754 df-q 12864 df-rp 12908 df-xneg 13028 df-xadd 13029 df-xmul 13030 df-ioo 13267 df-ioc 13268 df-ico 13269 df-icc 13270 df-fz 13426 df-fzo 13573 df-fl 13714 df-mod 13792 df-seq 13927 df-exp 13987 df-fac 14199 df-bc 14228 df-hash 14256 df-shft 14992 df-cj 15024 df-re 15025 df-im 15026 df-sqrt 15160 df-abs 15161 df-limsup 15396 df-clim 15413 df-rlim 15414 df-sum 15612 df-ef 15992 df-sin 15994 df-cos 15995 df-pi 15997 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17139 df-ress 17160 df-plusg 17192 df-mulr 17193 df-starv 17194 df-sca 17195 df-vsca 17196 df-ip 17197 df-tset 17198 df-ple 17199 df-ds 17201 df-unif 17202 df-hom 17203 df-cco 17204 df-rest 17344 df-topn 17345 df-0g 17363 df-gsum 17364 df-topgen 17365 df-pt 17366 df-prds 17369 df-ordt 17424 df-xrs 17425 df-qtop 17430 df-imas 17431 df-xps 17433 df-mre 17507 df-mrc 17508 df-acs 17510 df-ps 18491 df-tsr 18492 df-plusf 18566 df-mgm 18567 df-sgrp 18646 df-mnd 18662 df-mhm 18710 df-submnd 18711 df-grp 18868 df-minusg 18869 df-sbg 18870 df-mulg 19000 df-subg 19055 df-cntz 19248 df-cmn 19713 df-abl 19714 df-mgp 20078 df-rng 20090 df-ur 20119 df-ring 20172 df-cring 20173 df-subrng 20481 df-subrg 20505 df-abv 20744 df-lmod 20815 df-scaf 20816 df-sra 21127 df-rgmod 21128 df-psmet 21303 df-xmet 21304 df-met 21305 df-bl 21306 df-mopn 21307 df-fbas 21308 df-fg 21309 df-cnfld 21312 df-top 22840 df-topon 22857 df-topsp 22879 df-bases 22892 df-cld 22965 df-ntr 22966 df-cls 22967 df-nei 23044 df-lp 23082 df-perf 23083 df-cn 23173 df-cnp 23174 df-haus 23261 df-tx 23508 df-hmeo 23701 df-fil 23792 df-fm 23884 df-flim 23885 df-flf 23886 df-tmd 24018 df-tgp 24019 df-tsms 24073 df-trg 24106 df-xms 24266 df-ms 24267 df-tms 24268 df-nm 24528 df-ngp 24529 df-nrg 24531 df-nlm 24532 df-ii 24828 df-cncf 24829 df-limc 25825 df-dv 25826 df-log 26523 df-esum 34164 df-siga 34245 df-meas 34332 df-prob 34544 |
| This theorem is referenced by: (None) |
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