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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 12240 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnne0i 12197 | 1 ⊢ 4 ≠ 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ≠ wne 2933 0cc0 11038 4c4 12214 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 |
| This theorem is referenced by: 8th4div3 12373 div4p1lem1div2 12408 fldiv4p1lem1div2 13767 fldiv4lem1div2uz2 13768 fldiv4lem1div2 13769 discr 14175 sqoddm1div8 14178 4bc2eq6 14264 bpoly3 15993 bpoly4 15994 flodddiv4 16354 flodddiv4lt 16356 flodddiv4t2lthalf 16357 6lcm4e12 16555 cphipval2 25209 4cphipval2 25210 minveclem3 25397 uniioombl 25558 sincos4thpi 26490 tan4thpi 26491 sincos6thpi 26493 heron 26816 quad2 26817 dcubic 26824 mcubic 26825 cubic 26827 dquartlem1 26829 dquartlem2 26830 dquart 26831 quart1cl 26832 quart1lem 26833 quart1 26834 quartlem4 26838 quart 26839 log2tlbnd 26923 bclbnd 27259 bposlem7 27269 bposlem8 27270 bposlem9 27271 gausslemma2dlem0d 27338 gausslemma2dlem3 27347 gausslemma2dlem4 27348 gausslemma2dlem5 27350 m1lgs 27367 2lgslem1a2 27369 2lgslem1 27373 2lgslem2 27374 2lgslem3a 27375 2lgslem3b 27376 2lgslem3c 27377 2lgslem3d 27378 pntibndlem2 27570 4ipval2 30796 ipidsq 30798 dipcl 30800 dipcj 30802 dip0r 30805 dipcn 30808 ip1ilem 30914 ipasslem10 30927 polid2i 31245 lnopeq0i 32095 lnophmlem2 32105 quad3d 32840 quad3 35886 flt4lem5e 43014 limclner 46009 stoweid 46421 wallispi2lem1 46429 stirlinglem3 46434 stirlinglem12 46443 stirlinglem13 46444 fouriersw 46589 modm1p1ne 47730 usgrexmpl2lem 48386 usgrexmpl2nb4 48395 pgnbgreunbgrlem2lem3 48476 |
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