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| Mirrors > Home > ILE Home > Th. List > rpxr | Unicode version | ||
| Description: A positive real is an extended real. (Contributed by Mario Carneiro, 21-Aug-2015.) |
| Ref | Expression |
|---|---|
| rpxr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpre 9894 |
. 2
| |
| 2 | 1 | rexrd 8228 |
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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-rab 2519 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-xr 8217 df-rp 9888 |
| This theorem is referenced by: xrminrpcl 11834 blcntrps 15138 blcntr 15139 unirnblps 15145 unirnbl 15146 blssexps 15152 blssex 15153 blin2 15155 neibl 15214 blnei 15215 metss 15217 metss2lem 15220 bdmet 15225 bdmopn 15227 mopnex 15228 metrest 15229 xmettx 15233 metcnp3 15234 metcnp 15235 metcnpi3 15240 txmetcnp 15241 limcimolemlt 15387 |
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