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| Mirrors > Home > ILE Home > Th. List > rpgt0 | Unicode version | ||
| Description: A positive real is greater than zero. (Contributed by FL, 27-Dec-2007.) |
| Ref | Expression |
|---|---|
| rpgt0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrp 10056 |
. 2
| |
| 2 | 1 | simprbi 275 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rab 2537 df-v 2823 df-un 3224 df-sn 3715 df-pr 3716 df-op 3718 df-br 4131 df-rp 10055 |
| This theorem is used by: rpge0 10067 rpap0 10071 rpgecl 10083 0nrp 10090 rpgt0d 10100 addlelt 10169 rpsqrtcl 11807 rpmaxcl 11989 rpmincl 12004 xrminrpcl 12040 climconst 12056 sinltxirr 12528 blcntrps 15516 blcntr 15517 bdmet 15603 bdmopn 15605 reeff1o 15874 coseq00topi 15936 coseq0negpitopi 15937 |
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