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| Mirrors > Home > ILE Home > Th. List > rpre | Unicode version | ||
| Description: A positive real is a real. (Contributed by NM, 27-Oct-2007.) |
| Ref | Expression |
|---|---|
| rpre |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-rp 10065 |
. . 3
| |
| 2 | ssrab2 3333 |
. . 3
| |
| 3 | 1, 2 | eqsstri 3280 |
. 2
|
| 4 | 3 | sseli 3244 |
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-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rab 2537 df-in 3226 df-ss 3233 df-rp 10065 |
| This theorem is used by: rpxr 10072 rpcn 10073 rpssre 10075 rpge0 10077 rprege0 10079 rpap0 10081 rprene0 10082 rpreap0 10083 rpaddcl 10088 rpmulcl 10089 rpdivcl 10090 rpgecl 10093 ledivge1le 10137 addlelt 10179 iccdil 10410 expnlbnd 11115 caucvgre 11761 rennim 11782 rpsqrtcl 11821 qdenre 11983 rpmaxcl 12004 rpmincl 12019 xrminrpcl 12056 2clim 12083 cn1lem 12096 climsqz 12117 climsqz2 12118 climcau 12129 efgt1 12480 ef01bndlem 12539 sinltxirr 12544 bdmet 15652 bdmopn 15654 dveflem 15876 reeff1o 15923 logleb 16027 logrpap0b 16028 cxple3 16076 rpcxpsqrt 16077 rpcxpsqrtth 16085 dceqnconst 17208 dcapnconst 17209 |
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