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| Mirrors > Home > ILE Home > Th. List > rpge0d | GIF version | ||
| Description: A positive real is greater than or equal to zero. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpred.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| rpge0d | ⊢ (𝜑 → 0 ≤ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpred.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | rpge0 10049 | . 2 ⊢ (𝐴 ∈ ℝ+ → 0 ≤ 𝐴) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → 0 ≤ 𝐴) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2209 class class class wbr 4128 0cc0 8172 ≤ cle 8354 ℝ+crp 10036 |
| 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-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4247 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-cnex 8263 ax-resscn 8264 ax-1re 8266 ax-addrcl 8269 ax-rnegex 8281 ax-pre-ltirr 8284 ax-pre-lttrn 8286 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-br 4129 df-opab 4191 df-xp 4778 df-cnv 4780 df-pnf 8355 df-mnf 8356 df-xr 8357 df-ltxr 8358 df-le 8359 df-rp 10037 |
| This theorem is referenced by: rprege0d 10087 resqrexlemnm 11765 bdtrilem 11986 isumrpcl 12242 expcnvap0 12250 absgtap 12258 cvgratnnlemrate 12278 cvgratz 12280 4sqlem7 13144 ivthinclemlopn 15663 ivthinclemuopn 15665 limcimolemlt 15691 rpcxpsqrt 15950 rpabscxpbnd 15968 lgsquadlem2 16114 trilpolemclim 16993 trilpolemisumle 16995 trilpolemeq1 16997 trilpolemlt1 16998 nconstwlpolemgt0 17022 |
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