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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 12218 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnne0i 12175 | 1 ⊢ 4 ≠ 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ≠ wne 2930 0cc0 11016 4c4 12192 |
| 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 2182 ax-ext 2705 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7677 ax-resscn 11073 ax-1cn 11074 ax-icn 11075 ax-addcl 11076 ax-addrcl 11077 ax-mulcl 11078 ax-mulrcl 11079 ax-mulcom 11080 ax-addass 11081 ax-mulass 11082 ax-distr 11083 ax-i2m1 11084 ax-1ne0 11085 ax-1rid 11086 ax-rnegex 11087 ax-rrecex 11088 ax-cnre 11089 ax-pre-lttri 11090 ax-pre-lttrn 11091 ax-pre-ltadd 11092 ax-pre-mulgt0 11093 |
| 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 2537 df-eu 2566 df-clab 2712 df-cleq 2725 df-clel 2808 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-iun 4945 df-br 5096 df-opab 5158 df-mpt 5177 df-tr 5203 df-id 5516 df-eprel 5521 df-po 5529 df-so 5530 df-fr 5574 df-we 5576 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-pred 6256 df-ord 6317 df-on 6318 df-lim 6319 df-suc 6320 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7312 df-ov 7358 df-oprab 7359 df-mpo 7360 df-om 7806 df-2nd 7931 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-er 8631 df-en 8879 df-dom 8880 df-sdom 8881 df-pnf 11158 df-mnf 11159 df-xr 11160 df-ltxr 11161 df-le 11162 df-sub 11356 df-neg 11357 df-nn 12136 df-2 12198 df-3 12199 df-4 12200 |
| This theorem is referenced by: 8th4div3 12351 div4p1lem1div2 12386 fldiv4p1lem1div2 13749 fldiv4lem1div2uz2 13750 fldiv4lem1div2 13751 discr 14157 sqoddm1div8 14160 4bc2eq6 14246 bpoly3 15975 bpoly4 15976 flodddiv4 16336 flodddiv4lt 16338 flodddiv4t2lthalf 16339 6lcm4e12 16537 cphipval2 25178 4cphipval2 25179 minveclem3 25366 uniioombl 25527 sincos4thpi 26459 tan4thpi 26460 sincos6thpi 26462 heron 26785 quad2 26786 dcubic 26793 mcubic 26794 cubic 26796 dquartlem1 26798 dquartlem2 26799 dquart 26800 quart1cl 26801 quart1lem 26802 quart1 26803 quartlem4 26807 quart 26808 log2tlbnd 26892 bclbnd 27228 bposlem7 27238 bposlem8 27239 bposlem9 27240 gausslemma2dlem0d 27307 gausslemma2dlem3 27316 gausslemma2dlem4 27317 gausslemma2dlem5 27319 m1lgs 27336 2lgslem1a2 27338 2lgslem1 27342 2lgslem2 27343 2lgslem3a 27344 2lgslem3b 27345 2lgslem3c 27346 2lgslem3d 27347 pntibndlem2 27539 4ipval2 30699 ipidsq 30701 dipcl 30703 dipcj 30705 dip0r 30708 dipcn 30711 ip1ilem 30817 ipasslem10 30830 polid2i 31148 lnopeq0i 31998 lnophmlem2 32008 quad3d 32744 quad3 35725 flt4lem5e 42764 limclner 45763 stoweid 46175 wallispi2lem1 46183 stirlinglem3 46188 stirlinglem12 46197 stirlinglem13 46198 fouriersw 46343 modm1p1ne 47484 usgrexmpl2lem 48140 usgrexmpl2nb4 48149 pgnbgreunbgrlem2lem3 48230 |
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