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| Description: Identity law for addition. |
| Ref | Expression |
|---|---|
| addid1.1 |
|
| Ref | Expression |
|---|---|
| addid2i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addid1.1 |
. 2
| |
| 2 | addid2 6482 |
. 2
| |
| 3 | 1, 2 | ax-mp 7 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: addcani 6505 addcaniOLD 6506 negeui 6510 negnegiOLD 6550 subid1i 6552 ine0 6597 addge0iOLD 6778 addgegt0i 6779 addgegt0iOLD 6780 add20i 6782 ltnegi 6783 lesub0i 6792 ltmullem 6824 ixiOLD 6873 muleqadd 6889 halfposi 7087 nnleltp1 7138 nnsubi 7140 nn0ltp1le 7336 elnn0nn 7380 zltp1le 7390 recnz 7403 gtndiv 7405 uzindOLD 7420 nn0ind-raph 7426 fz01en 7665 cardfz 7719 seq1lem2 7723 seq01 7795 expp1 7817 discrlem1 7906 nnesqi 7912 sqrlem1 7923 sqrlem19 7941 inelr 7985 crulem 7986 crne0i 7989 rei 8074 imi 8075 abs00i 8093 facp1 8188 facwordi 8196 faclbnd 8197 bcpasci 8221 fsumconst 8298 ser1ser0i 8308 binomlem1 8326 binomlem2 8327 binomlem4 8329 binomlem6 8331 isumnn0nn 8468 arisumilem 8486 arisumi 8487 geoseri 8496 geolim1i 8500 efseq0ex 8573 efaddlem6 8605 ef1tllem 8643 eirrlem5 8655 ef4pi 8664 efm1limi 8676 efcnlem1 8684 sin01bndlem1 8733 cos01bndlem2 8736 sin01gt0 8742 ruclem8 8786 dscmet 9196 gxnn0suc 9387 pilem1 10020 sinq34lt0t 10058 sincos6thpi 10061 cosh111lem1 10068 pilog 10122 projlem7 10825 nn0lt10b 13603 divalglem6 13701 gcdaddmlem 13734 absrdbnd 15799 fsumltisumi 15823 pcoass 16085 |
| 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 |