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Mirrors > Home > MPE Home > Th. List > elfzole1 | Structured version Visualization version GIF version |
Description: A member in a half-open integer interval is greater than or equal to the lower bound. (Contributed by Stefan O'Rear, 15-Aug-2015.) |
Ref | Expression |
---|---|
elfzole1 | ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑀 ≤ 𝐾) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elfzoelz 13672 | . . . 4 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝐾 ∈ ℤ) | |
2 | elfzoel1 13670 | . . . 4 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑀 ∈ ℤ) | |
3 | elfzoel2 13671 | . . . 4 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑁 ∈ ℤ) | |
4 | elfzo 13674 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 ∈ (𝑀..^𝑁) ↔ (𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁))) | |
5 | 1, 2, 3, 4 | syl3anc 1368 | . . 3 ⊢ (𝐾 ∈ (𝑀..^𝑁) → (𝐾 ∈ (𝑀..^𝑁) ↔ (𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁))) |
6 | 5 | ibi 266 | . 2 ⊢ (𝐾 ∈ (𝑀..^𝑁) → (𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁)) |
7 | 6 | simpld 493 | 1 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑀 ≤ 𝐾) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 394 ∈ wcel 2098 class class class wbr 5149 (class class class)co 7419 < clt 11285 ≤ cle 11286 ℤcz 12596 ..^cfzo 13667 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2696 ax-sep 5300 ax-nul 5307 ax-pow 5365 ax-pr 5429 ax-un 7741 ax-cnex 11201 ax-resscn 11202 ax-1cn 11203 ax-icn 11204 ax-addcl 11205 ax-addrcl 11206 ax-mulcl 11207 ax-mulrcl 11208 ax-mulcom 11209 ax-addass 11210 ax-mulass 11211 ax-distr 11212 ax-i2m1 11213 ax-1ne0 11214 ax-1rid 11215 ax-rnegex 11216 ax-rrecex 11217 ax-cnre 11218 ax-pre-lttri 11219 ax-pre-lttrn 11220 ax-pre-ltadd 11221 ax-pre-mulgt0 11222 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2930 df-nel 3036 df-ral 3051 df-rex 3060 df-reu 3364 df-rab 3419 df-v 3463 df-sbc 3774 df-csb 3890 df-dif 3947 df-un 3949 df-in 3951 df-ss 3961 df-pss 3964 df-nul 4323 df-if 4531 df-pw 4606 df-sn 4631 df-pr 4633 df-op 4637 df-uni 4910 df-iun 4999 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5576 df-eprel 5582 df-po 5590 df-so 5591 df-fr 5633 df-we 5635 df-xp 5684 df-rel 5685 df-cnv 5686 df-co 5687 df-dm 5688 df-rn 5689 df-res 5690 df-ima 5691 df-pred 6307 df-ord 6374 df-on 6375 df-lim 6376 df-suc 6377 df-iota 6501 df-fun 6551 df-fn 6552 df-f 6553 df-f1 6554 df-fo 6555 df-f1o 6556 df-fv 6557 df-riota 7375 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7872 df-1st 7994 df-2nd 7995 df-frecs 8287 df-wrecs 8318 df-recs 8392 df-rdg 8431 df-er 8725 df-en 8965 df-dom 8966 df-sdom 8967 df-pnf 11287 df-mnf 11288 df-xr 11289 df-ltxr 11290 df-le 11291 df-sub 11483 df-neg 11484 df-nn 12251 df-n0 12511 df-z 12597 df-uz 12861 df-fz 13525 df-fzo 13668 |
This theorem is referenced by: elfzolt3 13682 fzospliti 13704 fzodisj 13706 fzoaddel 13725 elincfzoext 13730 ssfzo12 13765 elfznelfzob 13779 modaddmodlo 13941 lsw0 14556 ccatalpha 14584 fzomaxdiflem 15330 bitsfzo 16418 crth 16755 eulerthlem2 16759 znf1o 21507 dvfsumle 26003 dvfsumleOLD 26004 dvfsumge 26005 dvfsumabs 26006 eucrctshift 30130 poimirlem30 37256 iblspltprt 45501 itgspltprt 45507 fourierdlem12 45647 fourierdlem50 45684 fourierdlem79 45713 iundjiun 45988 caratheodorylem1 46054 natglobalincr 46403 m1modmmod 47782 fllog2 47829 |
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