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| Mirrors > Home > ILE Home > Th. List > eluz | GIF version | ||
| Description: Membership in an upper set of integers. (Contributed by NM, 2-Oct-2005.) |
| Ref | Expression |
|---|---|
| eluz | ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑁 ∈ (ℤ≥‘𝑀) ↔ 𝑀 ≤ 𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eluz1 9904 | . 2 ⊢ (𝑀 ∈ ℤ → (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁))) | |
| 2 | 1 | baibd 935 | 1 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑁 ∈ (ℤ≥‘𝑀) ↔ 𝑀 ≤ 𝑁)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∈ wcel 2209 class class class wbr 4125 ‘cfv 5372 ≤ cle 8351 ℤcz 9623 ℤ≥cuz 9900 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-cnex 8260 ax-resscn 8261 |
| This theorem depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-iota 5332 df-fun 5374 df-fv 5380 df-ov 6078 df-neg 8490 df-z 9624 df-uz 9901 |
| This theorem is referenced by: uzneg 9920 uztric 9923 uzm1 9932 eluzdc 9989 fzn 10425 fzsplit2 10433 fzsplit3 10436 fznn 10474 uzsplit 10477 elfz2nn0 10497 fzouzsplit 10566 exfzdc 10637 zsupcllemstep 10640 zsupcl 10642 infssuzex 10644 infssfzcldc 10647 infssfzledc 10648 fzfig 10845 faclbnd 11157 seq3coll 11272 cvg1nlemcau 11728 cvg1nlemres 11729 summodclem2a 12126 fsum0diaglem 12185 mertenslemi1 12280 prodmodclem2a 12321 pcpremul 13050 pcdvdsb 13077 pcadd 13097 pcfac 13107 pcbc 13108 prmunb 13119 ballotfilem2 13206 ballotfilemimin 13227 gzsumfzval 13688 uzdcinzz 16740 |
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