Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > neg1ne0 | Structured version Visualization version GIF version |
Description: -1 is nonzero. (Contributed by David A. Wheeler, 8-Dec-2018.) |
Ref | Expression |
---|---|
neg1ne0 | ⊢ -1 ≠ 0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-1cn 10860 | . 2 ⊢ 1 ∈ ℂ | |
2 | ax-1ne0 10871 | . 2 ⊢ 1 ≠ 0 | |
3 | 1, 2 | negne0i 11226 | 1 ⊢ -1 ≠ 0 |
Colors of variables: wff setvar class |
Syntax hints: ≠ wne 2942 0cc0 10802 1c1 10803 -cneg 11136 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-po 5494 df-so 5495 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-ltxr 10945 df-sub 11137 df-neg 11138 |
This theorem is referenced by: m1expcl2 13732 m1expeven 13758 iseraltlem2 15322 iseraltlem3 15323 iseralt 15324 m1expo 16012 m1exp1 16013 psgnunilem4 19020 m1expaddsub 19021 psgnuni 19022 cnmsgnsubg 20694 cnmsgngrp 20696 psgninv 20699 iblcnlem1 24857 itgcnlem 24859 dgrsub 25338 coseq00topi 25564 logtayl2 25722 root1eq1 25813 root1cj 25814 cxpeq 25815 angneg 25858 ang180lem1 25864 1cubrlem 25896 atantayl2 25993 basellem2 26136 isnsqf 26189 dchrfi 26308 dchrptlem1 26317 dchrptlem2 26318 lgsne0 26388 lgseisenlem1 26428 lgseisenlem2 26429 lgseisenlem4 26431 lgseisen 26432 lgsquadlem1 26433 lgsquad2lem1 26437 lgsquad3 26440 m1lgs 26441 hvsubcan 29337 hvsubcan2 29338 superpos 30617 sgnnbi 32412 signswch 32440 signstfvcl 32452 fwddifnp1 34394 proot1ex 40942 m1expevenALTV 44987 m1expoddALTV 44988 |
Copyright terms: Public domain | W3C validator |