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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 9934 | . 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 4093 ℝcr 8074 0cc0 8075 < clt 8256 ℝ+crp 9932 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-rab 2520 df-v 2805 df-un 3205 df-sn 3679 df-pr 3680 df-op 3682 df-br 4094 df-rp 9933 |
| This theorem is referenced by: mul2lt0rgt0 10039 mul2lt0np 10042 zltaddlt1le 10287 modqval 10632 ltexp2a 10899 leexp2a 10900 expnlbnd2 10973 nn0ltexp2 11017 resqrexlem1arp 11628 resqrexlemp1rp 11629 resqrexlemcalc2 11638 resqrexlemcalc3 11639 resqrexlemgt0 11643 resqrexlemglsq 11645 rpsqrtcl 11664 absrpclap 11684 rpmaxcl 11846 rpmincl 11861 xrminrpcl 11897 xrbdtri 11899 mulcn2 11935 reccn2ap 11936 climge0 11948 divcnv 12121 georeclim 12137 cvgratnnlembern 12147 cvgratnnlemsumlt 12152 cvgratnnlemfm 12153 cvgratnnlemrate 12154 cvgratnn 12155 cvgratz 12156 rpefcl 12309 efltim 12322 ef01bndlem 12380 pythagtriplem12 12911 pythagtriplem14 12913 pythagtriplem16 12915 bdmopn 15298 mulcncflem 15401 ivthinclemlopn 15430 ivthinclemuopn 15432 dveflem 15520 reeff1olem 15565 pilem3 15577 tanrpcl 15631 cosordlem 15643 rplogcl 15673 logdivlti 15675 cxplt 15710 cxple 15711 rpabscxpbnd 15734 ltexp2 15735 iooref1o 16749 |
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