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| Mirrors > Home > ILE Home > Th. List > rexri | Unicode version | ||
| Description: A standard real is an extended real (inference form.) (Contributed by David Moews, 28-Feb-2017.) |
| Ref | Expression |
|---|---|
| rexri.1 |
|
| Ref | Expression |
|---|---|
| rexri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rexri.1 |
. 2
| |
| 2 | rexr 8377 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
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-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-xr 8370 |
| This theorem is used by: 1xr 8390 cos12dec 12559 halfleoddlt 12685 reeff1oleme 16015 reeff1o 16016 sin0pilem2 16026 neghalfpirx 16038 sincosq1sgn 16070 sincosq2sgn 16071 sincosq4sgn 16073 sinq12gt0 16074 cosq14gt0 16076 cosq23lt0 16077 coseq0q4123 16078 coseq00topi 16079 coseq0negpitopi 16080 cosordlem 16094 cosq34lt1 16095 cos02pilt1 16096 cos0pilt1 16097 ioocosf1o 16099 negpitopissre 16100 iooref1o 17306 taupi 17347 |
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