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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 9759 | . 2 ⊢ (𝑀 ∈ ℤ → (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁))) | |
| 2 | 1 | baibd 930 | 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 2202 class class class wbr 4088 ‘cfv 5326 ≤ cle 8215 ℤcz 9479 ℤ≥cuz 9755 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-cnex 8123 ax-resscn 8124 |
| This theorem depends on definitions: df-bi 117 df-3or 1005 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-iota 5286 df-fun 5328 df-fv 5334 df-ov 6021 df-neg 8353 df-z 9480 df-uz 9756 |
| This theorem is referenced by: uzneg 9775 uztric 9778 uzm1 9787 eluzdc 9844 fzn 10277 fzsplit2 10285 fznn 10324 uzsplit 10327 elfz2nn0 10347 fzouzsplit 10416 exfzdc 10487 zsupcllemstep 10490 zsupcl 10492 infssuzex 10494 fzfig 10693 faclbnd 11004 seq3coll 11107 cvg1nlemcau 11562 cvg1nlemres 11563 summodclem2a 11960 fsum0diaglem 12019 mertenslemi1 12114 prodmodclem2a 12155 pcpremul 12884 pcdvdsb 12911 pcadd 12931 pcfac 12941 pcbc 12942 prmunb 12953 gsumfzval 13492 uzdcinzz 16445 |
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