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| Description: Identity law for multiplication. |
| Ref | Expression |
|---|---|
| addid1.1 |
|
| Ref | Expression |
|---|---|
| mulid1i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addid1.1 |
. 2
| |
| 2 | ax1id 6435 |
. 2
| |
| 3 | 1, 2 | ax-mp 7 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: mulid2i 6486 lt01 6871 muleqadd 6889 divreci 6920 recreci 6945 rec11ii 6953 3t3e9 7208 halfpm6th 7218 addltmul 7229 nneoi 7409 1exp 7827 mulexp 7836 exprec 7837 exprecOLD 7838 expubnd 7853 sqrecii 7864 nnlesqi 7911 nnesqi 7912 nn0opthlem1 7914 sqrlem2 7924 sqr1 7966 i4 7984 rei 8074 imi 8075 cji 8077 facp1 8188 faclbnd4lem1 8200 bcpasc2i 8219 binomlem6 8331 binomi 8332 arisumi 8487 0.999... 8508 erelem2 8582 ef1tllem 8643 eirrlem1 8651 eflti 8671 efcnlem1 8684 efcnlem2 8685 efival 8712 cos2tsin 8729 sin01bndlem1 8733 sin01bndlem3 8735 cos2bnd 8741 vcnegneg 9525 nvnncan 9615 ipid 9702 ipdirilem 9829 ubthlem8 9879 cos2pi 10034 coskpi 10064 avril1 10142 hvnegdii 10561 hisubcomi 10603 projlem4 10822 honegneg 11369 lnophmlem2 11579 nmopadjlem 11659 nmopcoadji 11671 unierri 11674 iimulcl 15874 bfplem6 16003 phtpyco 16056 pco1 16078 pcohtpy 16083 pcoass 16085 pcorev 16087 |
| 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-1 6394 df-mul 6398 |