![]() |
Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > ILE Home > Th. List > rpgt0 | GIF version |
Description: A positive real is greater than zero. (Contributed by FL, 27-Dec-2007.) |
Ref | Expression |
---|---|
rpgt0 | ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elrp 8817 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
2 | 1 | simprbi 269 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∈ wcel 1434 class class class wbr 3793 ℝcr 7042 0cc0 7043 < clt 7215 ℝ+crp 8815 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2064 |
This theorem depends on definitions: df-bi 115 df-3an 922 df-tru 1288 df-nf 1391 df-sb 1687 df-clab 2069 df-cleq 2075 df-clel 2078 df-nfc 2209 df-rab 2358 df-v 2604 df-un 2978 df-sn 3412 df-pr 3413 df-op 3415 df-br 3794 df-rp 8816 |
This theorem is referenced by: rpge0 8827 rpap0 8831 rpgecl 8843 0nrp 8848 rpgt0d 8857 addlelt 8920 rpsqrtcl 10065 climconst 10267 |
Copyright terms: Public domain | W3C validator |