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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 12258 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnne0i 12211 | 1 ⊢ 4 ≠ 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ≠ wne 2933 0cc0 11032 4c4 12232 |
| 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 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 ax-resscn 11089 ax-1cn 11090 ax-icn 11091 ax-addcl 11092 ax-addrcl 11093 ax-mulcl 11094 ax-mulrcl 11095 ax-mulcom 11096 ax-addass 11097 ax-mulass 11098 ax-distr 11099 ax-i2m1 11100 ax-1ne0 11101 ax-1rid 11102 ax-rnegex 11103 ax-rrecex 11104 ax-cnre 11105 ax-pre-lttri 11106 ax-pre-lttrn 11107 ax-pre-ltadd 11108 ax-pre-mulgt0 11109 |
| 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 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7318 df-ov 7364 df-oprab 7365 df-mpo 7366 df-om 7812 df-2nd 7937 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11175 df-mnf 11176 df-xr 11177 df-ltxr 11178 df-le 11179 df-sub 11373 df-neg 11374 df-nn 12169 df-2 12238 df-3 12239 df-4 12240 |
| This theorem is referenced by: 8th4div3 12391 div4p1lem1div2 12426 fldiv4p1lem1div2 13788 fldiv4lem1div2uz2 13789 fldiv4lem1div2 13790 discr 14196 sqoddm1div8 14199 4bc2eq6 14285 bpoly3 16017 bpoly4 16018 flodddiv4 16378 flodddiv4lt 16380 flodddiv4t2lthalf 16381 6lcm4e12 16579 cphipval2 25221 4cphipval2 25222 minveclem3 25409 uniioombl 25569 sincos4thpi 26493 tan4thpi 26494 sincos6thpi 26496 heron 26818 quad2 26819 dcubic 26826 mcubic 26827 cubic 26829 dquartlem1 26831 dquartlem2 26832 dquart 26833 quart1cl 26834 quart1lem 26835 quart1 26836 quartlem4 26840 quart 26841 log2tlbnd 26925 bclbnd 27260 bposlem7 27270 bposlem8 27271 bposlem9 27272 gausslemma2dlem0d 27339 gausslemma2dlem3 27348 gausslemma2dlem4 27349 gausslemma2dlem5 27351 m1lgs 27368 2lgslem1a2 27370 2lgslem1 27374 2lgslem2 27375 2lgslem3a 27376 2lgslem3b 27377 2lgslem3c 27378 2lgslem3d 27379 pntibndlem2 27571 4ipval2 30797 ipidsq 30799 dipcl 30801 dipcj 30803 dip0r 30806 dipcn 30809 ip1ilem 30915 ipasslem10 30928 polid2i 31246 lnopeq0i 32096 lnophmlem2 32106 quad3d 32840 quad3 35871 flt4lem5e 43106 limclner 46100 stoweid 46512 wallispi2lem1 46520 stirlinglem3 46525 stirlinglem12 46534 stirlinglem13 46535 fouriersw 46680 modm1p1ne 47839 ppivalnn4 48105 usgrexmpl2lem 48517 usgrexmpl2nb4 48526 pgnbgreunbgrlem2lem3 48607 |
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