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Mirrors > Home > ILE Home > Th. List > rexrd | Unicode version |
Description: A standard real is an extended real. (Contributed by Mario Carneiro, 28-May-2016.) |
Ref | Expression |
---|---|
rexrd.1 |
Ref | Expression |
---|---|
rexrd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ressxr 7809 | . 2 | |
2 | rexrd.1 | . 2 | |
3 | 1, 2 | sseldi 3095 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wcel 1480 cr 7619 cxr 7799 |
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-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-v 2688 df-un 3075 df-in 3077 df-ss 3084 df-xr 7804 |
This theorem is referenced by: xnn0xr 9045 rpxr 9449 rpxrd 9484 xnegcl 9615 xaddf 9627 xaddval 9628 xnn0lenn0nn0 9648 xposdif 9665 iooshf 9735 icoshftf1o 9774 ioo0 10037 ioom 10038 ico0 10039 ioc0 10040 modqelico 10107 mulqaddmodid 10137 addmodid 10145 elicc4abs 10866 xrmaxiflemcl 11014 xblss2ps 12573 xblss2 12574 blss2ps 12575 blss2 12576 blhalf 12577 cnblcld 12704 ioo2blex 12713 tgioo 12715 cnopnap 12763 suplociccreex 12771 suplociccex 12772 dedekindicc 12780 ivthinclemlm 12781 ivthinclemum 12782 ivthinclemlopn 12783 ivthinclemuopn 12785 ivthdec 12791 sin0pilem2 12863 pilem3 12864 |
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