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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 8091 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
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 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-ext 2178 |
| This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1475 df-sb 1777 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-v 2765 df-un 3161 df-in 3163 df-ss 3170 df-xr 8084 |
| This theorem is referenced by: 1xr 8104 cos12dec 11952 halfleoddlt 12078 reeff1oleme 15094 reeff1o 15095 sin0pilem2 15104 neghalfpirx 15116 sincosq1sgn 15148 sincosq2sgn 15149 sincosq4sgn 15151 sinq12gt0 15152 cosq14gt0 15154 cosq23lt0 15155 coseq0q4123 15156 coseq00topi 15157 coseq0negpitopi 15158 cosordlem 15171 cosq34lt1 15172 cos02pilt1 15173 cos0pilt1 15174 ioocosf1o 15176 negpitopissre 15177 iooref1o 15769 taupi 15808 |
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