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Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > elfzfzo | Structured version Visualization version GIF version |
Description: Relationship between membership in a half-open finite set of sequential integers and membership in a finite set of sequential intergers. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
Ref | Expression |
---|---|
elfzfzo | ⊢ (𝐴 ∈ (𝑀..^𝑁) ↔ (𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elfzofz 13630 | . . 3 ⊢ (𝐴 ∈ (𝑀..^𝑁) → 𝐴 ∈ (𝑀...𝑁)) | |
2 | elfzolt2 13623 | . . 3 ⊢ (𝐴 ∈ (𝑀..^𝑁) → 𝐴 < 𝑁) | |
3 | 1, 2 | jca 512 | . 2 ⊢ (𝐴 ∈ (𝑀..^𝑁) → (𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁)) |
4 | elfzuz 13479 | . . . 4 ⊢ (𝐴 ∈ (𝑀...𝑁) → 𝐴 ∈ (ℤ≥‘𝑀)) | |
5 | 4 | adantr 481 | . . 3 ⊢ ((𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁) → 𝐴 ∈ (ℤ≥‘𝑀)) |
6 | elfzel2 13481 | . . . 4 ⊢ (𝐴 ∈ (𝑀...𝑁) → 𝑁 ∈ ℤ) | |
7 | 6 | adantr 481 | . . 3 ⊢ ((𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁) → 𝑁 ∈ ℤ) |
8 | simpr 485 | . . 3 ⊢ ((𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁) → 𝐴 < 𝑁) | |
9 | elfzo2 13617 | . . 3 ⊢ (𝐴 ∈ (𝑀..^𝑁) ↔ (𝐴 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ ∧ 𝐴 < 𝑁)) | |
10 | 5, 7, 8, 9 | syl3anbrc 1343 | . 2 ⊢ ((𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁) → 𝐴 ∈ (𝑀..^𝑁)) |
11 | 3, 10 | impbii 208 | 1 ⊢ (𝐴 ∈ (𝑀..^𝑁) ↔ (𝐴 ∈ (𝑀...𝑁) ∧ 𝐴 < 𝑁)) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 205 ∧ wa 396 ∈ wcel 2106 class class class wbr 5141 ‘cfv 6532 (class class class)co 7393 < clt 11230 ℤcz 12540 ℤ≥cuz 12804 ...cfz 13466 ..^cfzo 13609 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2702 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7708 ax-cnex 11148 ax-resscn 11149 ax-1cn 11150 ax-icn 11151 ax-addcl 11152 ax-addrcl 11153 ax-mulcl 11154 ax-mulrcl 11155 ax-mulcom 11156 ax-addass 11157 ax-mulass 11158 ax-distr 11159 ax-i2m1 11160 ax-1ne0 11161 ax-1rid 11162 ax-rnegex 11163 ax-rrecex 11164 ax-cnre 11165 ax-pre-lttri 11166 ax-pre-lttrn 11167 ax-pre-ltadd 11168 ax-pre-mulgt0 11169 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-reu 3376 df-rab 3432 df-v 3475 df-sbc 3774 df-csb 3890 df-dif 3947 df-un 3949 df-in 3951 df-ss 3961 df-pss 3963 df-nul 4319 df-if 4523 df-pw 4598 df-sn 4623 df-pr 4625 df-op 4629 df-uni 4902 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6289 df-ord 6356 df-on 6357 df-lim 6358 df-suc 6359 df-iota 6484 df-fun 6534 df-fn 6535 df-f 6536 df-f1 6537 df-fo 6538 df-f1o 6539 df-fv 6540 df-riota 7349 df-ov 7396 df-oprab 7397 df-mpo 7398 df-om 7839 df-1st 7957 df-2nd 7958 df-frecs 8248 df-wrecs 8279 df-recs 8353 df-rdg 8392 df-er 8686 df-en 8923 df-dom 8924 df-sdom 8925 df-pnf 11232 df-mnf 11233 df-xr 11234 df-ltxr 11235 df-le 11236 df-sub 11428 df-neg 11429 df-nn 12195 df-n0 12455 df-z 12541 df-uz 12805 df-fz 13467 df-fzo 13610 |
This theorem is referenced by: fourierdlem41 44635 fourierdlem64 44657 |
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