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Mirrors > Home > MPE Home > Th. List > elfzubelfz | Unicode version |
Description: If there is a member in a finite set of sequential integers, the upper bound is also a member of this finite set of sequential integers. (Contributed by Alexander van der Vekens, 31-May-2018.) |
Ref | Expression |
---|---|
elfzubelfz |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elfzuz2 11720 | . 2 | |
2 | eluzfz2 11723 | . 2 | |
3 | 1, 2 | syl 16 | 1 |
Colors of variables: wff setvar class |
Syntax hints: -> wi 4 e. wcel 1818
` cfv 5593 (class class class)co 6296
cuz 11110
cfz 11701 |
This theorem is referenced by: elfzom1elp1fzo 11883 swrdccat3b 12721 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1618 ax-4 1631 ax-5 1704 ax-6 1747 ax-7 1790 ax-8 1820 ax-9 1822 ax-10 1837 ax-11 1842 ax-12 1854 ax-13 1999 ax-ext 2435 ax-sep 4573 ax-nul 4581 ax-pow 4630 ax-pr 4691 ax-un 6592 ax-cnex 9569 ax-resscn 9570 ax-pre-lttri 9587 ax-pre-lttrn 9588 |
This theorem depends on definitions: df-bi 185 df-or 370 df-an 371 df-3or 974 df-3an 975 df-tru 1398 df-ex 1613 df-nf 1617 df-sb 1740 df-eu 2286 df-mo 2287 df-clab 2443 df-cleq 2449 df-clel 2452 df-nfc 2607 df-ne 2654 df-nel 2655 df-ral 2812 df-rex 2813 df-rab 2816 df-v 3111 df-sbc 3328 df-csb 3435 df-dif 3478 df-un 3480 df-in 3482 df-ss 3489 df-nul 3785 df-if 3942 df-pw 4014 df-sn 4030 df-pr 4032 df-op 4036 df-uni 4250 df-iun 4332 df-br 4453 df-opab 4511 df-mpt 4512 df-id 4800 df-xp 5010 df-rel 5011 df-cnv 5012 df-co 5013 df-dm 5014 df-rn 5015 df-res 5016 df-ima 5017 df-iota 5556 df-fun 5595 df-fn 5596 df-f 5597 df-f1 5598 df-fo 5599 df-f1o 5600 df-fv 5601 df-ov 6299 df-oprab 6300 df-mpt2 6301 df-1st 6800 df-2nd 6801 df-er 7330 df-en 7537 df-dom 7538 df-sdom 7539 df-pnf 9651 df-mnf 9652 df-xr 9653 df-ltxr 9654 df-le 9655 df-neg 9831 df-z 10890 df-uz 11111 df-fz 11702 |
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