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| Description: Zero is an integer. |
| Ref | Expression |
|---|---|
| 0z |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elz 7346 |
. 2
| |
| 2 | 0re 6603 |
. 2
| |
| 3 | eqid 1884 |
. . . 4
| |
| 4 | 3 | orci 292 |
. . 3
|
| 5 | 3orass 861 |
. . 3
| |
| 6 | 4, 5 | mpbir 207 |
. 2
|
| 7 | 1, 2, 6 | mpbir2an 800 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: elnn0z 7356 nn0ssz 7361 znegcl 7372 elnn0nn 7380 recnz 7403 gtndiv 7405 zeo 7411 nn0ind 7424 flge0nn0 7482 btwnzge0 7486 flmulnn0 7508 flmulnn0OLD 7509 modid 7512 nn0uz 7607 nn0infm 7633 fz01en 7665 elfz2nn0 7667 fznn0 7694 fzshftral 7701 cardfz 7719 nthruc 7995 cvganz 8176 bcpasci 8221 hashgf1o 8228 fsumshft 8291 binomlem6 8331 binomi 8332 bcxmas 8336 clmi1i 8346 clm4a 8350 clmi2a 8351 climconst2 8355 climconst3 8356 climunii 8358 2climnn0 8363 climshfti 8364 climresi 8365 climshft2i 8366 serzclim0 8369 climaddlem3 8376 climmullem8 8387 serzf0i 8429 isumnn0nn 8468 isum0spliti 8478 arisumi 8487 geolimilem 8497 geolim1i 8500 geoisum 8504 fsum0diaglem1 8518 fsum0diaglem2 8519 fsum0diag 8520 fsum0diag2 8521 fsum0diag4 8523 efcltlem1 8566 ef0lem 8572 efcl 8574 efcvg 8576 efcvgfsum 8577 reefcli 8579 efcji 8598 efaddlem26 8625 eftlexiOLD 8639 ef1tllem 8643 eirrlem5 8655 eirr 8656 efm1limi 8676 eflegeolem2 8679 nnenom 8767 gx0 9384 zaddsubg 9438 nn0lt10b 13603 fnn0ind 13611 zmodid2 13614 zmodfz 13615 eqreznegel 13654 dvds0 13670 0dvds 13675 divalglem6 13701 divalglem7 13702 divalglem8 13703 gcdval 13715 gcd0val 13716 gcddvds 13722 gcdf 13725 gcd0id 13729 gcdid0 13730 nn0gcdid0 13731 gcdaddm 13735 gcdid 13736 zmodfzcl 15780 eluzadd 15782 eluzsub 15783 absrdbnd 15799 fsumltisumi 15823 iserzshft2 15829 isumshft2 15830 geomcau 15849 heiborlem35 15989 zaddablxNEW 17141 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-13 1311 ax-14 1312 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 ax-rep 3428 ax-sep 3438 ax-nul 3445 ax-pow 3481 ax-pr 3524 ax-un 3790 ax-inf2 5731 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-3or 859 df-3an 860 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 df-clab 1872 df-cleq 1877 df-clel 1880 df-ne 2019 df-ral 2109 df-rex 2110 df-reu 2111 df-rab 2112 df-v 2294 df-sbc 2454 df-csb 2541 df-dif 2597 df-un 2600 df-in 2603 df-ss 2605 df-pss 2607 df-nul 2876 df-if 2983 df-pw 3035 df-sn 3049 df-pr 3050 df-tp 3052 df-op 3053 df-uni 3178 df-int 3215 df-iun 3257 df-br 3339 df-opab 3396 df-tr 3412 df-eprel 3583 df-id 3586 df-po 3591 df-so 3604 df-fr 3625 df-we 3644 df-ord 3660 df-on 3661 df-lim 3662 df-suc 3663 df-om 3950 df-xp 4000 df-rel 4001 df-cnv 4002 df-co 4003 df-dm 4004 df-rn 4005 df-res 4006 df-ima 4007 df-fun 4008 df-fn 4009 df-f 4010 df-fv 4014 df-opr 4886 df-oprab 4887 df-1st 5020 df-2nd 5021 df-rdg 5140 df-1o 5177 df-oadd 5179 df-omul 5180 df-er 5318 df-ec 5320 df-qs 5323 df-ni 6152 df-pli 6153 df-mi 6154 df-lti 6155 df-plpq 6187 df-mpq 6188 df-enq 6189 df-nq 6190 df-plq 6191 df-mq 6192 df-rq 6193 df-ltq 6194 df-1q 6195 df-np 6238 df-1p 6239 df-plp 6240 df-mp 6241 df-ltp 6242 df-plpr 6316 df-mpr 6317 df-enr 6318 df-nr 6319 df-plr 6320 df-mr 6321 df-0r 6323 df-1r 6324 df-m1r 6325 df-c 6392 df-0 6393 df-1 6394 df-i 6395 df-r 6396 df-plus 6397 df-mul 6398 df-neg 6513 df-z 7345 |