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| Mirrors > Home > MPE Home > Th. List > 4ne0 | Structured version Visualization version GIF version | ||
| Description: The number 4 is nonzero. (Contributed by David A. Wheeler, 5-Dec-2018.) |
| Ref | Expression |
|---|---|
| 4ne0 | ⊢ 4 ≠ 0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 4nn 12255 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnne0i 12208 | 1 ⊢ 4 ≠ 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ≠ wne 2934 0cc0 11029 4c4 12229 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 |
| This theorem is referenced by: 8th4div3 12388 div4p1lem1div2 12423 fldiv4p1lem1div2 13785 fldiv4lem1div2uz2 13786 fldiv4lem1div2 13787 discr 14193 sqoddm1div8 14196 4bc2eq6 14282 bpoly3 16014 bpoly4 16015 flodddiv4 16375 flodddiv4lt 16377 flodddiv4t2lthalf 16378 6lcm4e12 16576 cphipval2 25226 4cphipval2 25227 minveclem3 25414 uniioombl 25574 sincos4thpi 26495 tan4thpi 26496 sincos6thpi 26498 heron 26820 quad2 26821 dcubic 26828 mcubic 26829 cubic 26831 dquartlem1 26833 dquartlem2 26834 dquart 26835 quart1cl 26836 quart1lem 26837 quart1 26838 quartlem4 26842 quart 26843 log2tlbnd 26927 bclbnd 27261 bposlem7 27271 bposlem8 27272 bposlem9 27273 gausslemma2dlem0d 27340 gausslemma2dlem3 27349 gausslemma2dlem4 27350 gausslemma2dlem5 27352 m1lgs 27369 2lgslem1a2 27371 2lgslem1 27375 2lgslem2 27376 2lgslem3a 27377 2lgslem3b 27378 2lgslem3c 27379 2lgslem3d 27380 pntibndlem2 27572 4ipval2 30797 ipidsq 30799 dipcl 30801 dipcj 30803 dip0r 30806 dipcn 30809 ip1ilem 30915 ipasslem10 30928 polid2i 31246 lnopeq0i 32096 lnophmlem2 32106 quad3d 32841 quad3 35898 flt4lem5e 43106 limclner 46094 stoweid 46506 wallispi2lem1 46514 stirlinglem3 46519 stirlinglem12 46528 stirlinglem13 46529 fouriersw 46674 goldratmolem2 47349 modm1p1ne 47839 ppivalnn4 48105 usgrexmpl2lem 48517 usgrexmpl2nb4 48526 pgnbgreunbgrlem2lem3 48607 |
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