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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 12228 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnne0i 12185 | 1 ⊢ 4 ≠ 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ≠ wne 2932 0cc0 11026 4c4 12202 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-nn 12146 df-2 12208 df-3 12209 df-4 12210 |
| This theorem is referenced by: 8th4div3 12361 div4p1lem1div2 12396 fldiv4p1lem1div2 13755 fldiv4lem1div2uz2 13756 fldiv4lem1div2 13757 discr 14163 sqoddm1div8 14166 4bc2eq6 14252 bpoly3 15981 bpoly4 15982 flodddiv4 16342 flodddiv4lt 16344 flodddiv4t2lthalf 16345 6lcm4e12 16543 cphipval2 25197 4cphipval2 25198 minveclem3 25385 uniioombl 25546 sincos4thpi 26478 tan4thpi 26479 sincos6thpi 26481 heron 26804 quad2 26805 dcubic 26812 mcubic 26813 cubic 26815 dquartlem1 26817 dquartlem2 26818 dquart 26819 quart1cl 26820 quart1lem 26821 quart1 26822 quartlem4 26826 quart 26827 log2tlbnd 26911 bclbnd 27247 bposlem7 27257 bposlem8 27258 bposlem9 27259 gausslemma2dlem0d 27326 gausslemma2dlem3 27335 gausslemma2dlem4 27336 gausslemma2dlem5 27338 m1lgs 27355 2lgslem1a2 27357 2lgslem1 27361 2lgslem2 27362 2lgslem3a 27363 2lgslem3b 27364 2lgslem3c 27365 2lgslem3d 27366 pntibndlem2 27558 4ipval2 30783 ipidsq 30785 dipcl 30787 dipcj 30789 dip0r 30792 dipcn 30795 ip1ilem 30901 ipasslem10 30914 polid2i 31232 lnopeq0i 32082 lnophmlem2 32092 quad3d 32829 quad3 35864 flt4lem5e 42899 limclner 45895 stoweid 46307 wallispi2lem1 46315 stirlinglem3 46320 stirlinglem12 46329 stirlinglem13 46330 fouriersw 46475 modm1p1ne 47616 usgrexmpl2lem 48272 usgrexmpl2nb4 48281 pgnbgreunbgrlem2lem3 48362 |
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