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| Mirrors > Home > ILE Home > Th. List > 1rp | Unicode version | ||
| Description: 1 is a positive real. (Contributed by Jeff Hankins, 23-Nov-2008.) |
| Ref | Expression |
|---|---|
| 1rp |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1re 8273 |
. 2
| |
| 2 | 0lt1 8400 |
. 2
| |
| 3 | 1, 2 | elrpii 9989 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-1re 8221 ax-addrcl 8224 ax-0lt1 8233 ax-rnegex 8236 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2815 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-br 4110 df-opab 4172 df-xp 4755 df-pnf 8310 df-mnf 8311 df-ltxr 8313 df-rp 9987 |
| This theorem is referenced by: rpreccl 10013 rpexpcl 10920 caubnd2 11802 climcaucn 12036 fprodrpcl 12297 isprm6 12844 unirnblps 15287 unirnbl 15288 mopnex 15370 tgioo 15419 cncfmptc 15461 dveflem 15591 log1 15731 logrpap0b 15741 rplogcl 15744 logge0 15745 logge0b 15755 loggt0b 15756 1cxp 15765 rplogb1 15813 logbrec 15825 logbgcd1irraplemexp 15833 iooref1o 16818 qdiff 16833 |
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