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Mirrors > Home > MPE Home > Th. List > Mathboxes > 8rp | Structured version Visualization version GIF version |
Description: 8 is a positive real. (Contributed by SN, 26-Aug-2025.) |
Ref | Expression |
---|---|
8rp | ⊢ 8 ∈ ℝ+ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 8re 12354 | . 2 ⊢ 8 ∈ ℝ | |
2 | 8pos 12370 | . 2 ⊢ 0 < 8 | |
3 | 1, 2 | elrpii 13029 | 1 ⊢ 8 ∈ ℝ+ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2104 8c8 12319 ℝ+crp 13026 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1963 ax-7 2003 ax-8 2106 ax-9 2114 ax-10 2137 ax-11 2153 ax-12 2173 ax-ext 2704 ax-sep 5301 ax-nul 5308 ax-pow 5367 ax-pr 5431 ax-un 7748 ax-resscn 11204 ax-1cn 11205 ax-icn 11206 ax-addcl 11207 ax-addrcl 11208 ax-mulcl 11209 ax-mulrcl 11210 ax-mulcom 11211 ax-addass 11212 ax-mulass 11213 ax-distr 11214 ax-i2m1 11215 ax-1ne0 11216 ax-1rid 11217 ax-rnegex 11218 ax-rrecex 11219 ax-cnre 11220 ax-pre-lttri 11221 ax-pre-lttrn 11222 ax-pre-ltadd 11223 ax-pre-mulgt0 11224 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3or 1086 df-3an 1087 df-tru 1538 df-fal 1548 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2536 df-eu 2565 df-clab 2711 df-cleq 2725 df-clel 2812 df-nfc 2888 df-ne 2937 df-nel 3043 df-ral 3058 df-rex 3067 df-reu 3377 df-rab 3433 df-v 3479 df-sbc 3792 df-csb 3909 df-dif 3966 df-un 3968 df-in 3970 df-ss 3980 df-nul 4340 df-if 4532 df-pw 4607 df-sn 4632 df-pr 4634 df-op 4638 df-uni 4916 df-br 5151 df-opab 5213 df-mpt 5234 df-id 5577 df-po 5591 df-so 5592 df-xp 5690 df-rel 5691 df-cnv 5692 df-co 5693 df-dm 5694 df-rn 5695 df-res 5696 df-ima 5697 df-iota 6511 df-fun 6561 df-fn 6562 df-f 6563 df-f1 6564 df-fo 6565 df-f1o 6566 df-fv 6567 df-riota 7382 df-ov 7429 df-oprab 7430 df-mpo 7431 df-er 8739 df-en 8980 df-dom 8981 df-sdom 8982 df-pnf 11289 df-mnf 11290 df-xr 11291 df-ltxr 11292 df-le 11293 df-sub 11486 df-neg 11487 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-rp 13027 |
This theorem is referenced by: (None) |
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