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| Description: Closure law for multiplication in the real subfield of complex numbers. Axiom 8 of 25 for real and complex numbers, derived from ZF set theory. |
| Ref | Expression |
|---|---|
| axmulrcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elreal 5173 |
. 2
| |
| 2 | elreal 5173 |
. 2
| |
| 3 | opreq1 3907 |
. . 3
| |
| 4 | 3 | eleq1d 1516 |
. 2
|
| 5 | opreq2 3908 |
. . 3
| |
| 6 | 5 | eleq1d 1516 |
. 2
|
| 7 | visset 1788 |
. . . 4
| |
| 8 | 7 | mulresr 5180 |
. . 3
|
| 9 | mulclsr 5116 |
. . . 4
| |
| 10 | opelreal 5172 |
. . . 4
| |
| 11 | 9, 10 | sylibr 200 |
. . 3
|
| 12 | 8, 11 | eqeltrd 1524 |
. 2
|
| 13 | 1, 2, 4, 6, 12 | 2gencl 1804 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: remulclt 5227 remulcl 5258 1re 5358 axmulgt0 5429 recextlem2 5607 recext 5608 lemul1t 5739 ltmul12it 5748 lemul12ait 5749 lemul12itOLD 5750 mulgt1t 5752 ltdivmult 5770 ledivmult 5771 lt2mul2divt 5773 lemuldivt 5775 ltdiv23t 5791 lediv23t 5792 avglet 5942 zmulclt 6078 qbtwnre 6167 rpmulclt 6179 reexpclt 6463 expubndt 6490 bernneq 6534 expnbndt 6536 discrlem3 6539 sqr0 6553 sqrlem5 6558 sqrlem6 6559 sqrlem12 6565 faclbnd 6833 faclbnd3 6835 faclbnd5 6841 faclbnd6 6842 facavgt 6843 climmullem4 7010 cvgcmp2clem 7069 cvgratlem1ALT 7133 cvgratlem1 7136 cvgratlem4 7139 erelem1 7212 abspef01tlub 7287 efcnlem2 7311 sin01bndlem2 7361 cos01bndlem2 7363 cos01gt0 7370 sin02gt0 7371 znnen 7396 ruclem13 7416 bl2in 7731 nmoub3i 8303 blocni 8331 ubthlem12 8406 ubthlem13 8407 ubthlem14 8408 minveclem21 8431 minveclem25 8435 minveclem26 8436 minveclem27 8437 htthlem6 8489 htthlem8 8491 sinperlem1 8518 sinq12gt0t 8538 relogexpt 8609 logexptOLD 8625 mslb1 8823 bcs2t 9198 occllem6 9308 pjthlem8 9355 pjthlem10 9357 nmopub2tALT 9964 nmfnleub2t 9980 nmophm 10090 bdophm 10091 lnopcon 10092 lnfncon 10119 cnlnadjlem2 10130 cnlnadjlem7 10135 nmopadjlem 10151 nmopcoadj 10162 branmfnt 10165 leopnmidt 10196 cdj1 10479 cdj3lem2b 10483 cdj3 10487 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-4 951 ax-5 952 ax-6 953 ax-7 954 ax-gen 955 ax-8 1101 ax-9 1102 ax-10 1103 ax-12 1104 ax-13 1107 ax-14 1108 ax-11 1180 ax-17 1190 ax-16 1194 ax-11o 1202 ax-ext 1436 ax-rep 2661 ax-sep 2671 ax-nul 2678 ax-pow 2710 ax-pr 2747 ax-un 2830 ax-inf2 4549 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 773 df-3an 774 df-ex 957 df-sb 1155 df-eu 1359 df-mo 1360 df-clab 1441 df-cleq 1446 df-clel 1449 df-ne 1563 df-ral 1625 df-rex 1626 df-reu 1627 df-rab 1628 df-v 1787 df-sbc 1913 df-csb 1973 df-dif 2020 df-un 2021 df-in 2022 df-ss 2024 df-pss 2026 df-nul 2252 df-if 2333 df-pw 2373 df-sn 2383 df-pr 2384 df-tp 2386 df-op 2387 df-uni 2472 df-int 2502 df-iun 2536 df-br 2588 df-opab 2635 df-tr 2649 df-eprel 2794 df-id 2797 df-po 2804 df-so 2814 df-fr 2880 df-we 2897 df-ord 2914 df-on 2915 df-lim 2916 df-suc 2917 df-om 3095 df-xp 3147 df-rel 3148 df-cnv 3149 df-co 3150 df-dm 3151 df-rn 3152 df-res 3153 df-ima 3154 df-fun 3155 df-fn 3156 df-f 3157 df-fv 3161 df-rdg 3871 df-opr 3904 df-oprab 3905 df-1st 4017 df-2nd 4018 df-1o 4071 df-oadd 4073 df-omul 4074 df-er 4199 df-ec 4201 df-qs 4204 df-ni 4923 df-pli 4924 df-mi 4925 df-lti 4926 df-plpq 4958 df-mpq 4959 df-enq 4960 df-nq 4961 df-plq 4962 df-mq 4963 df-rq 4964 df-ltq 4965 df-1q 4966 df-np 5009 df-1p 5010 df-plp 5011 df-mp 5012 df-ltp 5013 df-plpr 5087 df-mpr 5088 df-enr 5089 df-nr 5090 df-plr 5091 df-mr 5092 df-0r 5094 df-m1r 5096 df-c 5163 df-r 5167 df-mul 5169 |