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| Description: Zero is an integer. |
| Ref | Expression |
|---|---|
| 0z |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elz 6094 |
. 2
| |
| 2 | 0re 5423 |
. 2
| |
| 3 | eqid 1474 |
. . . 4
| |
| 4 | 3 | orci 270 |
. . 3
|
| 5 | 3orass 777 |
. . 3
| |
| 6 | 4, 5 | mpbir 190 |
. 2
|
| 7 | 1, 2, 6 | mpbir2an 729 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: elnn0z 6104 nn0ssz 6109 znegclt 6120 elnn0nn 6128 recnzt 6148 gtndivt 6150 zeot 6156 nn0ind 6170 flge0nn0t 6197 btwnzge0t 6200 nn0uz 6383 nn0infm 6409 elfz2nn0t 6440 fznn0t 6461 fzshftralt 6467 nthruc 6691 cvganz 6876 bcpasc 6922 fsumshft 6984 binomlem6 7024 binom 7025 bcxmas 7029 clmi1 7039 clm4at 7043 clmi2at 7044 climconst2 7048 climconst3 7049 climunii 7051 2climnn0 7056 climshft 7057 climres 7058 climshft2 7059 serzclim0 7062 climaddlem3 7069 climmullem8 7080 serzf0 7122 ser1f0 7123 isumnn0nn 7159 isum0split 7169 fnsmnt 7178 geolimilem 7187 geolim1i 7190 geoisum 7194 fsum0diaglem1 7208 fsum0diaglem2 7209 fsum0diag 7210 fsum0diag2 7211 fsum0diag4 7213 efcltlem1 7263 ef0lem 7269 efclt 7271 efcvg 7273 efcvgfsum 7274 reefcl 7276 efcj 7295 efaddlem26 7322 eftlexOLD 7336 ef1tllem 7340 eirrlem5 7351 eirr 7352 efm1lim 7368 eflegeolem2 7371 nnenom 7457 zaddsubg 8094 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 961 ax-gen 962 ax-8 963 ax-9 964 ax-10 965 ax-11 966 ax-12 967 ax-13 968 ax-14 969 ax-17 970 ax-4 972 ax-5o 974 ax-6o 977 ax-9o 1122 ax-10o 1139 ax-16 1209 ax-11o 1217 ax-ext 1458 ax-rep 2689 ax-sep 2699 ax-nul 2706 ax-pow 2738 ax-pr 2775 ax-un 2862 ax-inf2 4608 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 775 df-3an 776 df-ex 980 df-sb 1171 df-eu 1381 df-mo 1382 df-clab 1463 df-cleq 1468 df-clel 1471 df-ne 1585 df-ral 1647 df-rex 1648 df-reu 1649 df-rab 1650 df-v 1809 df-sbc 1939 df-csb 1999 df-dif 2046 df-un 2047 df-in 2048 df-ss 2050 df-pss 2052 df-nul 2278 df-if 2359 df-pw 2399 df-sn 2409 df-pr 2410 df-tp 2412 df-op 2413 df-uni 2500 df-int 2530 df-iun 2564 df-br 2616 df-opab 2663 df-tr 2677 df-eprel 2828 df-id 2831 df-po 2836 df-so 2846 df-fr 2913 df-we 2930 df-ord 2947 df-on 2948 df-lim 2949 df-suc 2950 df-om 3128 df-xp 3180 df-rel 3181 df-cnv 3182 df-co 3183 df-dm 3184 df-rn 3185 df-res 3186 df-ima 3187 df-fun 3188 df-fn 3189 df-f 3190 df-fv 3194 df-rdg 3927 df-opr 3960 df-oprab 3961 df-1st 4072 df-2nd 4073 df-1o 4126 df-oadd 4128 df-omul 4129 df-er 4254 df-ec 4256 df-qs 4259 df-ni 4983 df-pli 4984 df-mi 4985 df-lti 4986 df-plpq 5018 df-mpq 5019 df-enq 5020 df-nq 5021 df-plq 5022 df-mq 5023 df-rq 5024 df-ltq 5025 df-1q 5026 df-np 5069 df-1p 5070 df-plp 5071 df-mp 5072 df-ltp 5073 df-plpr 5147 df-mpr 5148 df-enr 5149 df-nr 5150 df-plr 5151 df-mr 5152 df-0r 5154 df-1r 5155 df-m1r 5156 df-c 5223 df-0 5224 df-1 5225 df-i 5226 df-r 5227 df-plus 5228 df-mul 5229 df-neg 5341 df-z 6093 |