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Mirrors > Home > MPE Home > Th. List > fsumle | Structured version Visualization version GIF version |
Description: If all of the terms of finite sums compare, so do the sums. (Contributed by NM, 11-Dec-2005.) (Proof shortened by Mario Carneiro, 24-Apr-2014.) |
Ref | Expression |
---|---|
fsumle.1 | ⊢ (𝜑 → 𝐴 ∈ Fin) |
fsumle.2 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℝ) |
fsumle.3 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ ℝ) |
fsumle.4 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ≤ 𝐶) |
Ref | Expression |
---|---|
fsumle | ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 ≤ Σ𝑘 ∈ 𝐴 𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fsumle.1 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ Fin) | |
2 | fsumle.3 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ ℝ) | |
3 | fsumle.2 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℝ) | |
4 | 2, 3 | resubcld 11403 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → (𝐶 − 𝐵) ∈ ℝ) |
5 | fsumle.4 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ≤ 𝐶) | |
6 | 2, 3 | subge0d 11565 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → (0 ≤ (𝐶 − 𝐵) ↔ 𝐵 ≤ 𝐶)) |
7 | 5, 6 | mpbird 256 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 0 ≤ (𝐶 − 𝐵)) |
8 | 1, 4, 7 | fsumge0 15507 | . . 3 ⊢ (𝜑 → 0 ≤ Σ𝑘 ∈ 𝐴 (𝐶 − 𝐵)) |
9 | 2 | recnd 11003 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ ℂ) |
10 | 3 | recnd 11003 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℂ) |
11 | 1, 9, 10 | fsumsub 15500 | . . 3 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 (𝐶 − 𝐵) = (Σ𝑘 ∈ 𝐴 𝐶 − Σ𝑘 ∈ 𝐴 𝐵)) |
12 | 8, 11 | breqtrd 5100 | . 2 ⊢ (𝜑 → 0 ≤ (Σ𝑘 ∈ 𝐴 𝐶 − Σ𝑘 ∈ 𝐴 𝐵)) |
13 | 1, 2 | fsumrecl 15446 | . . 3 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐶 ∈ ℝ) |
14 | 1, 3 | fsumrecl 15446 | . . 3 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 ∈ ℝ) |
15 | 13, 14 | subge0d 11565 | . 2 ⊢ (𝜑 → (0 ≤ (Σ𝑘 ∈ 𝐴 𝐶 − Σ𝑘 ∈ 𝐴 𝐵) ↔ Σ𝑘 ∈ 𝐴 𝐵 ≤ Σ𝑘 ∈ 𝐴 𝐶)) |
16 | 12, 15 | mpbid 231 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 ≤ Σ𝑘 ∈ 𝐴 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 ∈ wcel 2106 class class class wbr 5074 (class class class)co 7275 Fincfn 8733 ℝcr 10870 0cc0 10871 ≤ cle 11010 − cmin 11205 Σcsu 15397 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-inf2 9399 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 ax-pre-sup 10949 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-int 4880 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-se 5545 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-isom 6442 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-1st 7831 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-1o 8297 df-er 8498 df-en 8734 df-dom 8735 df-sdom 8736 df-fin 8737 df-sup 9201 df-oi 9269 df-card 9697 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-div 11633 df-nn 11974 df-2 12036 df-3 12037 df-n0 12234 df-z 12320 df-uz 12583 df-rp 12731 df-ico 13085 df-fz 13240 df-fzo 13383 df-seq 13722 df-exp 13783 df-hash 14045 df-cj 14810 df-re 14811 df-im 14812 df-sqrt 14946 df-abs 14947 df-clim 15197 df-sum 15398 |
This theorem is referenced by: o1fsum 15525 climcndslem1 15561 climcndslem2 15562 mertenslem1 15596 ovoliunlem1 24666 ovolicc2lem4 24684 uniioombllem4 24750 dvfsumle 25185 dvfsumabs 25187 mtest 25563 mtestbdd 25564 abelthlem7 25597 birthdaylem3 26103 fsumharmonic 26161 ftalem1 26222 ftalem5 26226 basellem8 26237 chtleppi 26358 chpub 26368 logfaclbnd 26370 bposlem1 26432 chebbnd1lem1 26617 chtppilimlem1 26621 vmadivsum 26630 rplogsumlem1 26632 rplogsumlem2 26633 rpvmasumlem 26635 dchrisumlem2 26638 dchrmusum2 26642 dchrvmasumlem3 26647 dchrvmasumiflem1 26649 dchrisum0fno1 26659 dchrisum0lem1 26664 dchrisum0lem2a 26665 mudivsum 26678 mulogsumlem 26679 mulog2sumlem2 26683 vmalogdivsum2 26686 2vmadivsumlem 26688 selberglem2 26694 selbergb 26697 selberg2b 26700 chpdifbndlem1 26701 logdivbnd 26704 selberg3lem1 26705 selberg4lem1 26708 pntrlog2bndlem1 26725 pntrlog2bndlem2 26726 pntrlog2bndlem3 26727 pntrlog2bndlem5 26729 pntrlog2bndlem6 26731 pntpbnd2 26735 pntlemj 26751 reprlt 32599 reprgt 32601 hgt750lemf 32633 hgt750lemb 32636 knoppndvlem11 34702 geomcau 35917 lcmineqlem17 40053 fltnltalem 40499 stoweidlem11 43552 stoweidlem26 43567 stoweidlem38 43579 stirlinglem12 43626 etransclem23 43798 etransclem32 43807 sge0le 43945 hoidmvlelem2 44134 |
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