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| Description: Multiplication by 0. Theorem I.6 of [Apostol] p. 18. |
| Ref | Expression |
|---|---|
| mulzer.1 |
|
| Ref | Expression |
|---|---|
| mul01i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mulzer.1 |
. . 3
| |
| 2 | 0cn 5482 |
. . 3
| |
| 3 | 1, 2, 2 | subdii 5583 |
. 2
|
| 4 | 2 | subidi 5545 |
. . 3
|
| 5 | 4 | opreq2i 4030 |
. 2
|
| 6 | 1, 2 | mulcli 5475 |
. . 3
|
| 7 | 6 | subidi 5545 |
. 2
|
| 8 | 3, 5, 7 | 3eqtr3i 1546 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: mul02i 5586 ine0 5588 1re 5589 mul01 5597 mulneg1i 5599 mulge0i 5761 msqge0i 5768 recextlem2 5839 mul0ori 5846 lt2msqi 6026 nn0mulcli 6290 discrlem1 6857 discrlem3 6859 sqr0 6873 sqrlem6 6879 sqrthi 6900 crne0i 6940 rimul 6945 reim0b 6976 rereb 6977 abs00i 7044 geolimilem 7440 sin0 7652 cos0 7654 sin4lt0 7690 demoivre 7695 ipid 8617 ip0r 8624 nmblolbii 8714 siilem1 8767 cospi 8949 eulerid 8950 sin2pi 8951 sinperlem1 8953 efper 9019 projlem7 9468 eigorthi 10043 lnopeq0i 10211 nmbdoplbi 10228 nmcoplbi 10237 nmbdfnlbi 10257 nmcfnlbi 10266 nmopcoi 10307 cdj3lem1 10643 csbrni 11895 bfplem8 12061 phtpyco 12098 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 998 ax-gen 999 ax-8 1000 ax-9 1001 ax-10 1002 ax-11 1003 ax-12 1004 ax-13 1005 ax-14 1006 ax-17 1007 ax-4 1009 ax-5o 1011 ax-6o 1014 ax-9o 1159 ax-10o 1177 ax-16 1247 ax-11o 1255 ax-ext 1500 ax-rep 2767 ax-sep 2777 ax-nul 2784 ax-pow 2818 ax-pr 2855 ax-un 3089 ax-inf2 4770 |
| This theorem depends on definitions: df-bi 145 df-or 222 df-an 223 df-3or 782 df-3an 783 df-ex 1017 df-sb 1209 df-eu 1421 df-mo 1422 df-clab 1506 df-cleq 1511 df-clel 1514 df-ne 1630 df-ral 1695 df-rex 1696 df-reu 1697 df-rab 1698 df-v 1858 df-sbc 1987 df-csb 2052 df-dif 2101 df-un 2102 df-in 2103 df-ss 2105 df-pss 2107 df-nul 2333 df-if 2416 df-pw 2459 df-sn 2470 df-pr 2471 df-tp 2473 df-op 2474 df-uni 2570 df-int 2601 df-iun 2635 df-br 2693 df-opab 2741 df-tr 2755 df-eprel 2910 df-id 2913 df-po 2918 df-so 2929 df-fr 2947 df-we 2962 df-ord 2978 df-on 2979 df-lim 2980 df-suc 2981 df-om 3219 df-xp 3265 df-rel 3266 df-cnv 3267 df-co 3268 df-dm 3269 df-rn 3270 df-res 3271 df-ima 3272 df-fun 3273 df-fn 3274 df-f 3275 df-fv 3279 df-opr 4023 df-oprab 4024 df-1st 4140 df-2nd 4141 df-rdg 4233 df-1o 4269 df-oadd 4271 df-omul 4272 df-er 4401 df-ec 4403 df-qs 4406 df-ni 5154 df-pli 5155 df-mi 5156 df-lti 5157 df-plpq 5189 df-mpq 5190 df-enq 5191 df-nq 5192 df-plq 5193 df-mq 5194 df-rq 5195 df-ltq 5196 df-1q 5197 df-np 5240 df-1p 5241 df-plp 5242 df-mp 5243 df-ltp 5244 df-plpr 5318 df-mpr 5319 df-enr 5320 df-nr 5321 df-plr 5322 df-mr 5323 df-0r 5325 df-1r 5326 df-m1r 5327 df-c 5394 df-0 5395 df-1 5396 df-i 5397 df-r 5398 df-plus 5399 df-mul 5400 df-sub 5510 df-neg 5512 |