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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 8921 | . 2 ⊢ (0 < 𝐴 → 𝐴 # 0) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ 𝐴 # 0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2205 class class class wbr 4115 ℝcr 8144 0cc0 8145 < clt 8326 # cap 8875 |
| 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-14 2208 ax-ext 2216 ax-sep 4234 ax-pow 4293 ax-pr 4328 ax-un 4560 ax-setind 4666 ax-cnex 8236 ax-resscn 8237 ax-1cn 8238 ax-1re 8239 ax-icn 8240 ax-addcl 8241 ax-addrcl 8242 ax-mulcl 8243 ax-mulrcl 8244 ax-addcom 8245 ax-mulcom 8246 ax-addass 8247 ax-mulass 8248 ax-distr 8249 ax-i2m1 8250 ax-0lt1 8251 ax-1rid 8252 ax-0id 8253 ax-rnegex 8254 ax-precex 8255 ax-cnre 8256 ax-pre-ltirr 8257 ax-pre-lttrn 8259 ax-pre-apti 8260 ax-pre-ltadd 8261 ax-pre-mulgt0 8262 |
| 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 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3677 df-sn 3701 df-pr 3702 df-op 3704 df-uni 3921 df-br 4116 df-opab 4178 df-id 4420 df-xp 4762 df-rel 4763 df-cnv 4764 df-co 4765 df-dm 4766 df-iota 5319 df-fun 5361 df-fv 5367 df-riota 6013 df-ov 6063 df-oprab 6064 df-mpo 6065 df-pnf 8328 df-mnf 8329 df-ltxr 8331 df-sub 8465 df-neg 8466 df-reap 8869 df-ap 8876 |
| This theorem is referenced by: eqneg 9028 nnap0i 9290 2ap0 9352 3ap0 9355 4ap0 9358 8th4div3 9479 halfpm6th 9480 5recm6rec 9875 resqrexlemover 11726 0.999... 12238 efi4p 12434 resin4p 12435 recos4p 12436 ef01bndlem 12473 cos2bnd 12477 sincos2sgn 12483 eap0 12501 sinhalfpilem 15788 sincos4thpi 15837 tan4thpi 15838 sincos6thpi 15839 2lgsoddprmlem1 16110 2lgsoddprmlem2 16111 2lgsoddprmlem3a 16112 2lgsoddprmlem3b 16113 2lgsoddprmlem3c 16114 2lgsoddprmlem3d 16115 |
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