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| Mirrors > Home > ILE Home > Th. List > gt0ne0d | Unicode version | ||
| Description: Positive implies nonzero. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| gt0ne0d.1 |
|
| Ref | Expression |
|---|---|
| gt0ne0d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 8319 |
. 2
| |
| 2 | gt0ne0d.1 |
. 2
| |
| 3 | ltne 8403 |
. 2
| |
| 4 | 1, 2, 3 | sylancr 418 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 |
| 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-pnf 8355 df-mnf 8356 df-ltxr 8358 |
| This theorem is referenced by: sup3exmid 9280 modqval 10742 modqvalr 10743 modqcl 10744 flqpmodeq 10745 modq0 10747 modqge0 10750 modqlt 10751 modqdiffl 10753 modqdifz 10754 modqvalp1 10761 modqid 10767 modqcyc 10777 modqadd1 10779 modqmuladd 10784 modqmuladdnn0 10786 modqmul1 10795 modqdi 10810 modqsubdir 10811 ennnfonelemp1 13278 dichmul0orlem5 16674 dichmul0orlem6 16675 |
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