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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 8265 |
. 2
| |
| 2 | 1 | sseli 3224 |
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 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-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-xr 8260 |
| This theorem is referenced by: rexri 8279 lenlt 8297 ltpnf 10059 mnflt 10062 xrltnsym 10072 xrlttr 10074 xrltso 10075 xrre 10099 xrre3 10101 xltnegi 10114 rexadd 10131 xaddnemnf 10136 xaddnepnf 10137 xaddcom 10140 xnegdi 10147 xpncan 10150 xnpcan 10151 xleadd1a 10152 xleadd1 10154 xltadd1 10155 xltadd2 10156 xsubge0 10160 xposdif 10161 elioo4g 10213 elioc2 10215 elico2 10216 elicc2 10217 iccss 10220 iooshf 10231 iooneg 10267 icoshft 10269 qbtwnxr 10563 modqmuladdim 10675 elicc4abs 11717 icodiamlt 11803 xrmaxrecl 11878 xrmaxaddlem 11883 xrminrecl 11896 bl2in 15197 blssps 15221 blss 15222 reopnap 15340 bl2ioo 15344 blssioo 15347 sincosq2sgn 15621 sincosq3sgn 15622 sincos6thpi 15636 |
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