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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 34560 | . . 3 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | 1 | adantr 480 | . 2 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝑃 ∈ (measures‘dom 𝑃)) |
| 3 | domprobsiga 34561 | . . 3 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
| 4 | simpr 484 | . . . . 5 ⊢ ((𝑃 ∈ Prob ∧ 𝐴:ℕ⟶dom 𝑃) → 𝐴:ℕ⟶dom 𝑃) | |
| 5 | 4 | ffvelcdmda 7028 | . . . 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 34270 | . . 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 34368 | 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 5622 ran crn 5623 ⟶wf 6486 ‘cfv 6490 ≤ cle 11168 ℕcn 12146 Σ*cesum 34177 sigAlgebracsiga 34258 measurescmeas 34345 Probcprb 34557 |
| 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 5212 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5368 ax-un 7680 ax-inf2 9551 ax-ac2 10374 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 ax-pre-sup 11105 ax-addf 11106 ax-mulf 11107 |
| 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 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-se 5576 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-isom 6499 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 8102 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-2o 8397 df-er 8634 df-map 8766 df-pm 8767 df-ixp 8837 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-fsupp 9266 df-fi 9315 df-sup 9346 df-inf 9347 df-oi 9416 df-dju 9814 df-card 9852 df-acn 9855 df-ac 10027 df-pnf 11169 df-mnf 11170 df-xr 11171 df-ltxr 11172 df-le 11173 df-sub 11367 df-neg 11368 df-div 11796 df-nn 12147 df-2 12209 df-3 12210 df-4 12211 df-5 12212 df-6 12213 df-7 12214 df-8 12215 df-9 12216 df-n0 12403 df-z 12490 df-dec 12609 df-uz 12753 df-q 12863 df-rp 12907 df-xneg 13027 df-xadd 13028 df-xmul 13029 df-ioo 13266 df-ioc 13267 df-ico 13268 df-icc 13269 df-fz 13425 df-fzo 13572 df-fl 13713 df-mod 13791 df-seq 13926 df-exp 13986 df-fac 14198 df-bc 14227 df-hash 14255 df-shft 14991 df-cj 15023 df-re 15024 df-im 15025 df-sqrt 15159 df-abs 15160 df-limsup 15395 df-clim 15412 df-rlim 15413 df-sum 15611 df-ef 15991 df-sin 15993 df-cos 15994 df-pi 15996 df-struct 17075 df-sets 17092 df-slot 17110 df-ndx 17122 df-base 17138 df-ress 17159 df-plusg 17191 df-mulr 17192 df-starv 17193 df-sca 17194 df-vsca 17195 df-ip 17196 df-tset 17197 df-ple 17198 df-ds 17200 df-unif 17201 df-hom 17202 df-cco 17203 df-rest 17343 df-topn 17344 df-0g 17362 df-gsum 17363 df-topgen 17364 df-pt 17365 df-prds 17368 df-ordt 17423 df-xrs 17424 df-qtop 17429 df-imas 17430 df-xps 17432 df-mre 17506 df-mrc 17507 df-acs 17509 df-ps 18490 df-tsr 18491 df-plusf 18565 df-mgm 18566 df-sgrp 18645 df-mnd 18661 df-mhm 18709 df-submnd 18710 df-grp 18870 df-minusg 18871 df-sbg 18872 df-mulg 19002 df-subg 19057 df-cntz 19250 df-cmn 19715 df-abl 19716 df-mgp 20080 df-rng 20092 df-ur 20121 df-ring 20174 df-cring 20175 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 22837 df-topon 22854 df-topsp 22876 df-bases 22889 df-cld 22962 df-ntr 22963 df-cls 22964 df-nei 23041 df-lp 23079 df-perf 23080 df-cn 23170 df-cnp 23171 df-haus 23258 df-tx 23505 df-hmeo 23698 df-fil 23789 df-fm 23881 df-flim 23882 df-flf 23883 df-tmd 24015 df-tgp 24016 df-tsms 24070 df-trg 24103 df-xms 24263 df-ms 24264 df-tms 24265 df-nm 24525 df-ngp 24526 df-nrg 24528 df-nlm 24529 df-ii 24822 df-cncf 24823 df-limc 25811 df-dv 25812 df-log 26505 df-esum 34178 df-siga 34259 df-meas 34346 df-prob 34558 |
| This theorem is referenced by: (None) |
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