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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 | 4re 11720 | . 2 ⊢ 4 ∈ ℝ | |
2 | 4pos 11743 | . 2 ⊢ 0 < 4 | |
3 | 1, 2 | gt0ne0ii 11175 | 1 ⊢ 4 ≠ 0 |
Colors of variables: wff setvar class |
Syntax hints: ≠ wne 3016 0cc0 10536 4c4 11693 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-sep 5202 ax-nul 5209 ax-pow 5265 ax-pr 5329 ax-un 7460 ax-resscn 10593 ax-1cn 10594 ax-icn 10595 ax-addcl 10596 ax-addrcl 10597 ax-mulcl 10598 ax-mulrcl 10599 ax-mulcom 10600 ax-addass 10601 ax-mulass 10602 ax-distr 10603 ax-i2m1 10604 ax-1ne0 10605 ax-1rid 10606 ax-rnegex 10607 ax-rrecex 10608 ax-cnre 10609 ax-pre-lttri 10610 ax-pre-lttrn 10611 ax-pre-ltadd 10612 ax-pre-mulgt0 10613 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4567 df-pr 4569 df-op 4573 df-uni 4838 df-br 5066 df-opab 5128 df-mpt 5146 df-id 5459 df-po 5473 df-so 5474 df-xp 5560 df-rel 5561 df-cnv 5562 df-co 5563 df-dm 5564 df-rn 5565 df-res 5566 df-ima 5567 df-iota 6313 df-fun 6356 df-fn 6357 df-f 6358 df-f1 6359 df-fo 6360 df-f1o 6361 df-fv 6362 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-er 8288 df-en 8509 df-dom 8510 df-sdom 8511 df-pnf 10676 df-mnf 10677 df-xr 10678 df-ltxr 10679 df-le 10680 df-sub 10871 df-neg 10872 df-2 11699 df-3 11700 df-4 11701 |
This theorem is referenced by: 8th4div3 11856 div4p1lem1div2 11891 fldiv4p1lem1div2 13204 fldiv4lem1div2uz2 13205 fldiv4lem1div2 13206 discr 13600 sqoddm1div8 13603 4bc2eq6 13688 bpoly3 15411 bpoly4 15412 flodddiv4 15763 flodddiv4lt 15765 flodddiv4t2lthalf 15766 6lcm4e12 15959 cphipval2 23843 4cphipval2 23844 minveclem3 24031 uniioombl 24189 sincos4thpi 25098 sincos6thpi 25100 heron 25415 quad2 25416 dcubic 25423 mcubic 25424 cubic 25426 dquartlem1 25428 dquartlem2 25429 dquart 25430 quart1cl 25431 quart1lem 25432 quart1 25433 quartlem4 25437 quart 25438 log2tlbnd 25522 bclbnd 25855 bposlem7 25865 bposlem8 25866 bposlem9 25867 gausslemma2dlem0d 25934 gausslemma2dlem3 25943 gausslemma2dlem4 25944 gausslemma2dlem5 25946 m1lgs 25963 2lgslem1a2 25965 2lgslem1 25969 2lgslem2 25970 2lgslem3a 25971 2lgslem3b 25972 2lgslem3c 25973 2lgslem3d 25974 pntibndlem2 26166 4ipval2 28484 ipidsq 28486 dipcl 28488 dipcj 28490 dip0r 28493 dipcn 28496 ip1ilem 28602 ipasslem10 28615 polid2i 28933 lnopeq0i 29783 lnophmlem2 29793 quad3 32913 limclner 41930 stoweid 42347 wallispi2lem1 42355 stirlinglem3 42360 stirlinglem12 42369 stirlinglem13 42370 fouriersw 42515 |
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