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| Mirrors > Home > ILE Home > Th. List > gt0ap0ii | GIF version | ||
| Description: Positive implies apart from zero. (Contributed by Jim Kingdon, 27-Feb-2020.) |
| Ref | Expression |
|---|---|
| gt0ap0i.1 | ⊢ 𝐴 ∈ ℝ |
| gt0ap0i.2 | ⊢ 0 < 𝐴 |
| Ref | Expression |
|---|---|
| gt0ap0ii | ⊢ 𝐴 # 0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gt0ap0i.2 | . 2 ⊢ 0 < 𝐴 | |
| 2 | gt0ap0i.1 | . . 3 ⊢ 𝐴 ∈ ℝ | |
| 3 | 2 | gt0ap0i 8901 | . 2 ⊢ (0 < 𝐴 → 𝐴 # 0) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ 𝐴 # 0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2203 class class class wbr 4109 ℝcr 8126 0cc0 8127 < clt 8308 # cap 8855 |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-1cn 8220 ax-1re 8221 ax-icn 8222 ax-addcl 8223 ax-addrcl 8224 ax-mulcl 8225 ax-mulrcl 8226 ax-addcom 8227 ax-mulcom 8228 ax-addass 8229 ax-mulass 8230 ax-distr 8231 ax-i2m1 8232 ax-0lt1 8233 ax-1rid 8234 ax-0id 8235 ax-rnegex 8236 ax-precex 8237 ax-cnre 8238 ax-pre-ltirr 8239 ax-pre-lttrn 8241 ax-pre-apti 8242 ax-pre-ltadd 8243 ax-pre-mulgt0 8244 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2815 df-sbc 3043 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-br 4110 df-opab 4172 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-iota 5312 df-fun 5354 df-fv 5360 df-riota 6003 df-ov 6053 df-oprab 6054 df-mpo 6055 df-pnf 8310 df-mnf 8311 df-ltxr 8313 df-sub 8446 df-neg 8447 df-reap 8849 df-ap 8856 |
| This theorem is referenced by: eqneg 9006 nnap0i 9268 2ap0 9330 3ap0 9333 4ap0 9336 8th4div3 9457 halfpm6th 9458 5recm6rec 9852 resqrexlemover 11695 0.999... 12207 efi4p 12403 resin4p 12404 recos4p 12405 ef01bndlem 12442 cos2bnd 12446 sincos2sgn 12452 eap0 12470 sinhalfpilem 15656 sincos4thpi 15705 tan4thpi 15706 sincos6thpi 15707 2lgsoddprmlem1 15978 2lgsoddprmlem2 15979 2lgsoddprmlem3a 15980 2lgsoddprmlem3b 15981 2lgsoddprmlem3c 15982 2lgsoddprmlem3d 15983 |
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