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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 13709 | . . . 4 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝐾 ∈ ℤ) | |
| 2 | elfzoel1 13707 | . . . 4 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑀 ∈ ℤ) | |
| 3 | elfzoel2 13708 | . . . 4 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑁 ∈ ℤ) | |
| 4 | elfzo 13711 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 ∈ (𝑀..^𝑁) ↔ (𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁))) | |
| 5 | 1, 2, 3, 4 | syl3anc 1398 | . . 3 ⊢ (𝐾 ∈ (𝑀..^𝑁) → (𝐾 ∈ (𝑀..^𝑁) ↔ (𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁))) |
| 6 | 5 | ibi 270 | . 2 ⊢ (𝐾 ∈ (𝑀..^𝑁) → (𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁)) |
| 7 | 6 | simpld 500 | 1 ⊢ (𝐾 ∈ (𝑀..^𝑁) → 𝑀 ≤ 𝐾) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 ∈ wcel 2146 class class class wbr 5111 (class class class)co 7420 < clt 11263 ≤ cle 11264 ℤcz 12611 ..^cfzo 13704 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7743 ax-cnex 11176 ax-resscn 11177 ax-1cn 11178 ax-icn 11179 ax-addcl 11180 ax-addrcl 11181 ax-mulcl 11182 ax-mulrcl 11183 ax-mulcom 11184 ax-addass 11185 ax-mulass 11186 ax-distr 11187 ax-i2m1 11188 ax-1ne0 11189 ax-1rid 11190 ax-rnegex 11191 ax-rrecex 11192 ax-cnre 11193 ax-pre-lttri 11194 ax-pre-lttrn 11195 ax-pre-ltadd 11196 ax-pre-mulgt0 11197 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 df-fun 6543 df-fn 6544 df-f 6545 df-f1 6546 df-fo 6547 df-f1o 6548 df-fv 6549 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7870 df-1st 7993 df-2nd 7994 df-frecs 8285 df-wrecs 8316 df-recs 8365 df-rdg 8404 df-er 8701 df-en 8951 df-dom 8952 df-sdom 8953 df-pnf 11265 df-mnf 11266 df-xr 11267 df-ltxr 11268 df-le 11269 df-sub 11463 df-neg 11464 df-nn 12254 df-n0 12525 df-z 12612 df-uz 12884 df-fz 13557 df-fzo 13705 |
| This theorem is used by: elfzolt3 13720 fzospliti 13742 fzodisj 13744 elfzo0suble 13757 fzoaddel 13768 elincfzoext 13774 ssfzo12 13810 elfznelfzob 13825 modaddmodlo 13994 lsw0 14625 ccatalpha 14655 fzomaxdiflem 15423 bitsfzo 16520 crth 16864 eulerthlem2 16868 chnccat 18709 znf1o 21756 dvfsumle 26236 dvfsumge 26237 dvfsumabs 26238 eucrctshift 30670 poimirlem30 38363 iblspltprt 46765 itgspltprt 46771 fourierdlem12 46911 fourierdlem50 46948 fourierdlem79 46977 iundjiun 47252 caratheodorylem1 47318 ormkglobd 47669 natglobalincr 47671 m1modmmod 48179 modmknepk 48183 upgrimpthslem2 48751 gpgedgvtx1 48905 fllog2 49425 |
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