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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 8737 | . 2 ⊢ (0 < 𝐴 → 𝐴 # 0) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ 𝐴 # 0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2178 class class class wbr 4060 ℝcr 7961 0cc0 7962 < clt 8144 # cap 8691 |
| 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 615 ax-in2 616 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-13 2180 ax-14 2181 ax-ext 2189 ax-sep 4179 ax-pow 4235 ax-pr 4270 ax-un 4499 ax-setind 4604 ax-cnex 8053 ax-resscn 8054 ax-1cn 8055 ax-1re 8056 ax-icn 8057 ax-addcl 8058 ax-addrcl 8059 ax-mulcl 8060 ax-mulrcl 8061 ax-addcom 8062 ax-mulcom 8063 ax-addass 8064 ax-mulass 8065 ax-distr 8066 ax-i2m1 8067 ax-0lt1 8068 ax-1rid 8069 ax-0id 8070 ax-rnegex 8071 ax-precex 8072 ax-cnre 8073 ax-pre-ltirr 8074 ax-pre-lttrn 8076 ax-pre-apti 8077 ax-pre-ltadd 8078 ax-pre-mulgt0 8079 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ne 2379 df-nel 2474 df-ral 2491 df-rex 2492 df-reu 2493 df-rab 2495 df-v 2779 df-sbc 3007 df-dif 3177 df-un 3179 df-in 3181 df-ss 3188 df-pw 3629 df-sn 3650 df-pr 3651 df-op 3653 df-uni 3866 df-br 4061 df-opab 4123 df-id 4359 df-xp 4700 df-rel 4701 df-cnv 4702 df-co 4703 df-dm 4704 df-iota 5252 df-fun 5293 df-fv 5299 df-riota 5924 df-ov 5972 df-oprab 5973 df-mpo 5974 df-pnf 8146 df-mnf 8147 df-ltxr 8149 df-sub 8282 df-neg 8283 df-reap 8685 df-ap 8692 |
| This theorem is referenced by: eqneg 8842 nnap0i 9104 2ap0 9166 3ap0 9169 4ap0 9172 8th4div3 9293 halfpm6th 9294 5recm6rec 9684 resqrexlemover 11482 0.999... 11993 efi4p 12189 resin4p 12190 recos4p 12191 ef01bndlem 12228 cos2bnd 12232 sincos2sgn 12238 eap0 12256 sinhalfpilem 15424 sincos4thpi 15473 tan4thpi 15474 sincos6thpi 15475 2lgsoddprmlem1 15743 2lgsoddprmlem2 15744 2lgsoddprmlem3a 15745 2lgsoddprmlem3b 15746 2lgsoddprmlem3c 15747 2lgsoddprmlem3d 15748 |
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