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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 12301 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnne0i 12253 | 1 ⊢ 4 ≠ 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ≠ wne 2957 0cc0 11073 4c4 12274 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-nn 12211 df-2 12280 df-3 12281 df-4 12282 |
| This theorem is referenced by: 8th4div3 12441 div4p1lem1div2 12476 fldiv4p1lem1div2 13845 fldiv4lem1div2uz2 13846 fldiv4lem1div2 13847 discr 14253 sqoddm1div8 14256 4bc2eq6 14342 bpoly3 16088 bpoly4 16089 flodddiv4 16449 flodddiv4lt 16451 flodddiv4t2lthalf 16452 6lcm4e12 16650 cphipval2 25300 4cphipval2 25301 minveclem3 25488 uniioombl 25648 sincos4thpi 26575 tan4thpi 26576 sincos6thpi 26578 heron 26900 quad2 26901 dcubic 26908 mcubic 26909 cubic 26911 dquartlem1 26913 dquartlem2 26914 dquart 26915 quart1cl 26916 quart1lem 26917 quart1 26918 quartlem4 26922 quart 26923 log2tlbnd 27007 bclbnd 27341 bposlem7 27351 bposlem8 27352 bposlem9 27353 gausslemma2dlem0d 27420 gausslemma2dlem3 27429 gausslemma2dlem4 27430 gausslemma2dlem5 27432 m1lgs 27449 2lgslem1a2 27451 2lgslem1 27455 2lgslem2 27456 2lgslem3a 27457 2lgslem3b 27458 2lgslem3c 27459 2lgslem3d 27460 pntibndlem2 27652 4ipval2 30908 ipidsq 30910 dipcl 30912 dipcj 30914 dip0r 30917 dipcn 30920 ip1ilem 31026 ipasslem10 31039 polid2i 31357 lnopeq0i 32207 lnophmlem2 32217 quad3d 32948 quad3 36017 flt4lem5e 43235 limclner 46222 stoweid 46634 wallispi2lem1 46642 stirlinglem3 46647 stirlinglem12 46656 stirlinglem13 46657 fouriersw 46802 goldratmolem2 47477 modm1p1ne 47967 ppivalnn4 48233 usgrexmpl2lem 48645 usgrexmpl2nb4 48654 pgnbgreunbgrlem2lem3 48735 |
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