| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > ioorp | Structured version Visualization version GIF version | ||
| Description: The set of positive reals expressed as an open interval. (Contributed by Steve Rodriguez, 25-Nov-2007.) |
| Ref | Expression |
|---|---|
| ioorp | ⊢ (0(,)+∞) = ℝ+ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ioopos 13345 | . 2 ⊢ (0(,)+∞) = {𝑥 ∈ ℝ ∣ 0 < 𝑥} | |
| 2 | df-rp 12912 | . 2 ⊢ ℝ+ = {𝑥 ∈ ℝ ∣ 0 < 𝑥} | |
| 3 | 1, 2 | eqtr4i 2755 | 1 ⊢ (0(,)+∞) = ℝ+ |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1540 {crab 3396 class class class wbr 5095 (class class class)co 7353 ℝcr 11027 0cc0 11028 +∞cpnf 11165 < clt 11168 ℝ+crp 12911 (,)cioo 13266 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7675 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-addrcl 11089 ax-rnegex 11099 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rab 3397 df-v 3440 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-iun 4946 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5518 df-po 5531 df-so 5532 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-ov 7356 df-oprab 7357 df-mpo 7358 df-1st 7931 df-2nd 7932 df-er 8632 df-en 8880 df-dom 8881 df-sdom 8882 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-rp 12912 df-ioo 13270 |
| This theorem is referenced by: rpsup 13788 advlog 26579 advlogexp 26580 logccv 26588 cxpcn3 26674 loglesqrt 26687 rlimcnp 26891 rlimcnp2 26892 divsqrtsumlem 26906 amgmlem 26916 logfacbnd3 27150 logexprlim 27152 dchrisum0lem2a 27444 logdivsum 27460 log2sumbnd 27471 elxrge02 32885 xrge0iifcnv 33899 xrge0iifiso 33901 xrge0iifhom 33903 xrge0mulc1cn 33907 esumdivc 34049 signsply0 34518 rpsqrtcn 34560 logdivsqrle 34617 itg2gt0cn 37654 dvasin 37683 redvmptabs 42333 hoicvrrex 46538 amgmwlem 49775 |
| Copyright terms: Public domain | W3C validator |