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Mirrors > Home > ILE Home > Th. List > suprleubex | Unicode version |
Description: The supremum of a nonempty bounded set of reals is less than or equal to an upper bound. (Contributed by NM, 18-Mar-2005.) (Revised by Mario Carneiro, 6-Sep-2014.) |
Ref | Expression |
---|---|
suprubex.ex | |
suprubex.ss | |
suprlubex.b |
Ref | Expression |
---|---|
suprleubex |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lttri3 7868 | . . . . . . . 8 | |
2 | 1 | adantl 275 | . . . . . . 7 |
3 | suprubex.ex | . . . . . . 7 | |
4 | 2, 3 | supclti 6893 | . . . . . 6 |
5 | suprlubex.b | . . . . . 6 | |
6 | 4, 5 | lenltd 7904 | . . . . 5 |
7 | suprubex.ss | . . . . . 6 | |
8 | 3, 7, 5 | suprnubex 8735 | . . . . 5 |
9 | 6, 8 | bitrd 187 | . . . 4 |
10 | breq2 3941 | . . . . . 6 | |
11 | 10 | notbid 657 | . . . . 5 |
12 | 11 | cbvralv 2657 | . . . 4 |
13 | 9, 12 | syl6bbr 197 | . . 3 |
14 | 7 | sselda 3102 | . . . . 5 |
15 | 5 | adantr 274 | . . . . 5 |
16 | 14, 15 | lenltd 7904 | . . . 4 |
17 | 16 | ralbidva 2434 | . . 3 |
18 | 13, 17 | bitr4d 190 | . 2 |
19 | breq1 3940 | . . 3 | |
20 | 19 | cbvralv 2657 | . 2 |
21 | 18, 20 | syl6bb 195 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wcel 1481 wral 2417 wrex 2418 wss 3076 class class class wbr 3937 csup 6877 cr 7643 clt 7824 cle 7825 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-13 1492 ax-14 1493 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-sep 4054 ax-pow 4106 ax-pr 4139 ax-un 4363 ax-setind 4460 ax-cnex 7735 ax-resscn 7736 ax-pre-ltirr 7756 ax-pre-ltwlin 7757 ax-pre-lttrn 7758 ax-pre-apti 7759 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-fal 1338 df-nf 1438 df-sb 1737 df-eu 2003 df-mo 2004 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ne 2310 df-nel 2405 df-ral 2422 df-rex 2423 df-reu 2424 df-rmo 2425 df-rab 2426 df-v 2691 df-sbc 2914 df-dif 3078 df-un 3080 df-in 3082 df-ss 3089 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-br 3938 df-opab 3998 df-po 4226 df-iso 4227 df-xp 4553 df-cnv 4555 df-iota 5096 df-riota 5738 df-sup 6879 df-pnf 7826 df-mnf 7827 df-xr 7828 df-ltxr 7829 df-le 7830 |
This theorem is referenced by: suprzclex 9173 suplociccex 12811 |
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