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| Mirrors > Home > ILE Home > Th. List > elrpd | GIF version | ||
| Description: Membership in the set of positive reals. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| elrpd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| elrpd.2 | ⊢ (𝜑 → 0 < 𝐴) |
| Ref | Expression |
|---|---|
| elrpd | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrpd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | elrpd.2 | . 2 ⊢ (𝜑 → 0 < 𝐴) | |
| 3 | elrp 9889 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 4 | 1, 2, 3 | sylanbrc 417 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2202 class class class wbr 4088 ℝcr 8030 0cc0 8031 < clt 8213 ℝ+crp 9887 |
| 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-3an 1006 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-sn 3675 df-pr 3676 df-op 3678 df-br 4089 df-rp 9888 |
| This theorem is referenced by: mul2lt0rgt0 9994 mul2lt0np 9997 zltaddlt1le 10241 modqval 10585 ltexp2a 10852 leexp2a 10853 expnlbnd2 10926 nn0ltexp2 10970 resqrexlem1arp 11565 resqrexlemp1rp 11566 resqrexlemcalc2 11575 resqrexlemcalc3 11576 resqrexlemgt0 11580 resqrexlemglsq 11582 rpsqrtcl 11601 absrpclap 11621 rpmaxcl 11783 rpmincl 11798 xrminrpcl 11834 xrbdtri 11836 mulcn2 11872 reccn2ap 11873 climge0 11885 divcnv 12057 georeclim 12073 cvgratnnlembern 12083 cvgratnnlemsumlt 12088 cvgratnnlemfm 12089 cvgratnnlemrate 12090 cvgratnn 12091 cvgratz 12092 rpefcl 12245 efltim 12258 ef01bndlem 12316 pythagtriplem12 12847 pythagtriplem14 12849 pythagtriplem16 12851 bdmopn 15227 mulcncflem 15330 ivthinclemlopn 15359 ivthinclemuopn 15361 dveflem 15449 reeff1olem 15494 pilem3 15506 tanrpcl 15560 cosordlem 15572 rplogcl 15602 logdivlti 15604 cxplt 15639 cxple 15640 rpabscxpbnd 15663 ltexp2 15664 iooref1o 16638 |
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