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| Mirrors > Home > ILE Home > Th. List > rexr | Unicode version | ||
| Description: A standard real is an extended real. (Contributed by NM, 14-Oct-2005.) |
| Ref | Expression |
|---|---|
| rexr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ressxr 8213 |
. 2
| |
| 2 | 1 | sseli 3221 |
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-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-v 2802 df-un 3202 df-in 3204 df-ss 3211 df-xr 8208 |
| This theorem is referenced by: rexri 8227 lenlt 8245 ltpnf 10005 mnflt 10008 xrltnsym 10018 xrlttr 10020 xrltso 10021 xrre 10045 xrre3 10047 xltnegi 10060 rexadd 10077 xaddnemnf 10082 xaddnepnf 10083 xaddcom 10086 xnegdi 10093 xpncan 10096 xnpcan 10097 xleadd1a 10098 xleadd1 10100 xltadd1 10101 xltadd2 10102 xsubge0 10106 xposdif 10107 elioo4g 10159 elioc2 10161 elico2 10162 elicc2 10163 iccss 10166 iooshf 10177 iooneg 10213 icoshft 10215 qbtwnxr 10507 modqmuladdim 10619 elicc4abs 11645 icodiamlt 11731 xrmaxrecl 11806 xrmaxaddlem 11811 xrminrecl 11824 bl2in 15117 blssps 15141 blss 15142 reopnap 15260 bl2ioo 15264 blssioo 15267 sincosq2sgn 15541 sincosq3sgn 15542 sincos6thpi 15556 |
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