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Mirrors > Home > ILE Home > Th. List > rprene0 | Unicode version |
Description: A positive real is a nonzero real number. (Contributed by NM, 11-Nov-2008.) |
Ref | Expression |
---|---|
rprene0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rpre 9606 | . 2 | |
2 | rpne0 9615 | . 2 | |
3 | 1, 2 | jca 304 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wcel 2141 wne 2340 cr 7762 cc0 7763 crp 9599 |
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 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-sep 4105 ax-pow 4158 ax-pr 4192 ax-un 4416 ax-setind 4519 ax-cnex 7854 ax-resscn 7855 ax-1re 7857 ax-addrcl 7860 ax-rnegex 7872 ax-pre-ltirr 7875 |
This theorem depends on definitions: df-bi 116 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-rab 2457 df-v 2732 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-pw 3566 df-sn 3587 df-pr 3588 df-op 3590 df-uni 3795 df-br 3988 df-opab 4049 df-xp 4615 df-pnf 7945 df-mnf 7946 df-ltxr 7948 df-rp 9600 |
This theorem is referenced by: (None) |
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