| 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 9812 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | simprbi 275 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2178 class class class wbr 4059 ℝcr 7959 0cc0 7960 < clt 8142 ℝ+crp 9810 |
| 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 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-ext 2189 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-rab 2495 df-v 2778 df-un 3178 df-sn 3649 df-pr 3650 df-op 3652 df-br 4060 df-rp 9811 |
| This theorem is referenced by: rpge0 9823 rpap0 9827 rpgecl 9839 0nrp 9846 rpgt0d 9856 addlelt 9925 rpsqrtcl 11467 rpmaxcl 11649 rpmincl 11664 xrminrpcl 11700 climconst 11716 sinltxirr 12187 blcntrps 15002 blcntr 15003 bdmet 15089 bdmopn 15091 reeff1o 15360 coseq00topi 15422 coseq0negpitopi 15423 |
| Copyright terms: Public domain | W3C validator |