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Mirrors > Home > MPE Home > Th. List > chp1 | Structured version Visualization version GIF version |
Description: The second Chebyshev function at 1. (Contributed by Mario Carneiro, 9-Apr-2016.) |
Ref | Expression |
---|---|
chp1 | ⊢ (ψ‘1) = 0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1re 10731 | . . 3 ⊢ 1 ∈ ℝ | |
2 | chpval 25871 | . . 3 ⊢ (1 ∈ ℝ → (ψ‘1) = Σ𝑥 ∈ (1...(⌊‘1))(Λ‘𝑥)) | |
3 | 1, 2 | ax-mp 5 | . 2 ⊢ (ψ‘1) = Σ𝑥 ∈ (1...(⌊‘1))(Λ‘𝑥) |
4 | elfz1eq 13021 | . . . . . 6 ⊢ (𝑥 ∈ (1...1) → 𝑥 = 1) | |
5 | 4 | fveq2d 6690 | . . . . 5 ⊢ (𝑥 ∈ (1...1) → (Λ‘𝑥) = (Λ‘1)) |
6 | vma1 25915 | . . . . 5 ⊢ (Λ‘1) = 0 | |
7 | 5, 6 | eqtrdi 2790 | . . . 4 ⊢ (𝑥 ∈ (1...1) → (Λ‘𝑥) = 0) |
8 | 1z 12105 | . . . . . 6 ⊢ 1 ∈ ℤ | |
9 | flid 13281 | . . . . . 6 ⊢ (1 ∈ ℤ → (⌊‘1) = 1) | |
10 | 8, 9 | ax-mp 5 | . . . . 5 ⊢ (⌊‘1) = 1 |
11 | 10 | oveq2i 7193 | . . . 4 ⊢ (1...(⌊‘1)) = (1...1) |
12 | 7, 11 | eleq2s 2852 | . . 3 ⊢ (𝑥 ∈ (1...(⌊‘1)) → (Λ‘𝑥) = 0) |
13 | 12 | sumeq2i 15161 | . 2 ⊢ Σ𝑥 ∈ (1...(⌊‘1))(Λ‘𝑥) = Σ𝑥 ∈ (1...(⌊‘1))0 |
14 | fzfi 13443 | . . . 4 ⊢ (1...(⌊‘1)) ∈ Fin | |
15 | 14 | olci 865 | . . 3 ⊢ ((1...(⌊‘1)) ⊆ (ℤ≥‘1) ∨ (1...(⌊‘1)) ∈ Fin) |
16 | sumz 15184 | . . 3 ⊢ (((1...(⌊‘1)) ⊆ (ℤ≥‘1) ∨ (1...(⌊‘1)) ∈ Fin) → Σ𝑥 ∈ (1...(⌊‘1))0 = 0) | |
17 | 15, 16 | ax-mp 5 | . 2 ⊢ Σ𝑥 ∈ (1...(⌊‘1))0 = 0 |
18 | 3, 13, 17 | 3eqtri 2766 | 1 ⊢ (ψ‘1) = 0 |
Colors of variables: wff setvar class |
Syntax hints: ∨ wo 846 = wceq 1542 ∈ wcel 2114 ⊆ wss 3853 ‘cfv 6349 (class class class)co 7182 Fincfn 8567 ℝcr 10626 0cc0 10627 1c1 10628 ℤcz 12074 ℤ≥cuz 12336 ...cfz 12993 ⌊cfl 13263 Σcsu 15147 Λcvma 25841 ψcchp 25842 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1975 ax-7 2020 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2162 ax-12 2179 ax-ext 2711 ax-rep 5164 ax-sep 5177 ax-nul 5184 ax-pow 5242 ax-pr 5306 ax-un 7491 ax-inf2 9189 ax-cnex 10683 ax-resscn 10684 ax-1cn 10685 ax-icn 10686 ax-addcl 10687 ax-addrcl 10688 ax-mulcl 10689 ax-mulrcl 10690 ax-mulcom 10691 ax-addass 10692 ax-mulass 10693 ax-distr 10694 ax-i2m1 10695 ax-1ne0 10696 ax-1rid 10697 ax-rnegex 10698 ax-rrecex 10699 ax-cnre 10700 ax-pre-lttri 10701 ax-pre-lttrn 10702 ax-pre-ltadd 10703 ax-pre-mulgt0 10704 ax-pre-sup 10705 ax-addf 10706 ax-mulf 10707 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1787 df-nf 1791 df-sb 2075 df-mo 2541 df-eu 2571 df-clab 2718 df-cleq 2731 df-clel 2812 df-nfc 2882 df-ne 2936 df-nel 3040 df-ral 3059 df-rex 3060 df-reu 3061 df-rmo 3062 df-rab 3063 df-v 3402 df-sbc 3686 df-csb 3801 df-dif 3856 df-un 3858 df-in 3860 df-ss 3870 df-pss 3872 df-nul 4222 df-if 4425 df-pw 4500 df-sn 4527 df-pr 4529 df-tp 4531 df-op 4533 df-uni 4807 df-int 4847 df-iun 4893 df-iin 4894 df-br 5041 df-opab 5103 df-mpt 5121 df-tr 5147 df-id 5439 df-eprel 5444 df-po 5452 df-so 5453 df-fr 5493 df-se 5494 df-we 5495 df-xp 5541 df-rel 5542 df-cnv 5543 df-co 5544 df-dm 5545 df-rn 5546 df-res 5547 df-ima 5548 df-pred 6139 df-ord 6185 df-on 6186 df-lim 6187 df-suc 6188 df-iota 6307 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-isom 6358 df-riota 7139 df-ov 7185 df-oprab 7186 df-mpo 7187 df-of 7437 df-om 7612 df-1st 7726 df-2nd 7727 df-supp 7869 df-wrecs 7988 df-recs 8049 df-rdg 8087 df-1o 8143 df-2o 8144 df-oadd 8147 df-er 8332 df-map 8451 df-pm 8452 df-ixp 8520 df-en 8568 df-dom 8569 df-sdom 8570 df-fin 8571 df-fsupp 8919 df-fi 8960 df-sup 8991 df-inf 8992 df-oi 9059 df-dju 9415 df-card 9453 df-pnf 10767 df-mnf 10768 df-xr 10769 df-ltxr 10770 df-le 10771 df-sub 10962 df-neg 10963 df-div 11388 df-nn 11729 df-2 11791 df-3 11792 df-4 11793 df-5 11794 df-6 11795 df-7 11796 df-8 11797 df-9 11798 df-n0 11989 df-z 12075 df-dec 12192 df-uz 12337 df-q 12443 df-rp 12485 df-xneg 12602 df-xadd 12603 df-xmul 12604 df-ioo 12837 df-ioc 12838 df-ico 12839 df-icc 12840 df-fz 12994 df-fzo 13137 df-fl 13265 df-mod 13341 df-seq 13473 df-exp 13534 df-fac 13738 df-bc 13767 df-hash 13795 df-shft 14528 df-cj 14560 df-re 14561 df-im 14562 df-sqrt 14696 df-abs 14697 df-limsup 14930 df-clim 14947 df-rlim 14948 df-sum 15148 df-ef 15525 df-sin 15527 df-cos 15528 df-pi 15530 df-dvds 15712 df-gcd 15950 df-prm 16125 df-pc 16286 df-struct 16600 df-ndx 16601 df-slot 16602 df-base 16604 df-sets 16605 df-ress 16606 df-plusg 16693 df-mulr 16694 df-starv 16695 df-sca 16696 df-vsca 16697 df-ip 16698 df-tset 16699 df-ple 16700 df-ds 16702 df-unif 16703 df-hom 16704 df-cco 16705 df-rest 16811 df-topn 16812 df-0g 16830 df-gsum 16831 df-topgen 16832 df-pt 16833 df-prds 16836 df-xrs 16890 df-qtop 16895 df-imas 16896 df-xps 16898 df-mre 16972 df-mrc 16973 df-acs 16975 df-mgm 17980 df-sgrp 18029 df-mnd 18040 df-submnd 18085 df-mulg 18355 df-cntz 18577 df-cmn 19038 df-psmet 20221 df-xmet 20222 df-met 20223 df-bl 20224 df-mopn 20225 df-fbas 20226 df-fg 20227 df-cnfld 20230 df-top 21657 df-topon 21674 df-topsp 21696 df-bases 21709 df-cld 21782 df-ntr 21783 df-cls 21784 df-nei 21861 df-lp 21899 df-perf 21900 df-cn 21990 df-cnp 21991 df-haus 22078 df-tx 22325 df-hmeo 22518 df-fil 22609 df-fm 22701 df-flim 22702 df-flf 22703 df-xms 23085 df-ms 23086 df-tms 23087 df-cncf 23642 df-limc 24630 df-dv 24631 df-log 25312 df-vma 25847 df-chp 25848 |
This theorem is referenced by: chpeq0 25956 |
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