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Mirrors > Home > MPE Home > Th. List > mulcli | Structured version Visualization version GIF version |
Description: Closure law for multiplication. (Contributed by NM, 23-Nov-1994.) |
Ref | Expression |
---|---|
axi.1 | ⊢ 𝐴 ∈ ℂ |
axi.2 | ⊢ 𝐵 ∈ ℂ |
Ref | Expression |
---|---|
mulcli | ⊢ (𝐴 · 𝐵) ∈ ℂ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | axi.1 | . 2 ⊢ 𝐴 ∈ ℂ | |
2 | axi.2 | . 2 ⊢ 𝐵 ∈ ℂ | |
3 | mulcl 11144 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → (𝐴 · 𝐵) ∈ ℂ) | |
4 | 1, 2, 3 | mp2an 690 | 1 ⊢ (𝐴 · 𝐵) ∈ ℂ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2106 (class class class)co 7362 ℂcc 11058 · cmul 11065 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-mulcl 11122 |
This theorem depends on definitions: df-bi 206 df-an 397 |
This theorem is referenced by: mul02lem2 11341 addrid 11344 cnegex2 11346 ixi 11793 2mulicn 12385 numma 12671 nummac 12672 9t11e99 12757 decbin2 12768 irec 14115 binom2i 14126 crreczi 14141 3dec 14176 nn0opthi 14180 faclbnd4lem1 14203 rei 15053 imi 15054 iseraltlem2 15579 bpoly3 15952 bpoly4 15953 3dvdsdec 16225 3dvds2dec 16226 odd2np1 16234 gcdaddmlem 16415 3lcm2e6woprm 16502 6lcm4e12 16503 modxai 16951 mod2xnegi 16954 decexp2 16958 karatsuba 16967 sinhalfpilem 25857 ef2pi 25871 ef2kpi 25872 efper 25873 sinperlem 25874 sin2kpi 25877 cos2kpi 25878 sin2pim 25879 cos2pim 25880 sincos4thpi 25907 sincos6thpi 25909 pige3ALT 25913 abssinper 25914 efeq1 25921 logneg 25980 logm1 25981 eflogeq 25994 logimul 26006 logneg2 26007 cxpsqrt 26095 root1eq1 26145 cxpeq 26147 ang180lem1 26196 ang180lem3 26198 ang180lem4 26199 1cubrlem 26228 1cubr 26229 quart1lem 26242 asin1 26281 atanlogsublem 26302 log2ublem2 26334 log2ublem3 26335 log2ub 26336 bclbnd 26665 bposlem8 26676 bposlem9 26677 lgsdir2lem5 26714 2lgsoddprmlem3c 26797 2lgsoddprmlem3d 26798 ax5seglem7 27947 ip0i 29830 ip1ilem 29831 ipasslem10 29844 siilem1 29856 normlem0 30114 normlem1 30115 normlem2 30116 normlem3 30117 normlem5 30119 normlem7 30121 bcseqi 30125 norm-ii-i 30142 normpar2i 30161 polid2i 30162 h1de2i 30558 lnopunilem1 31015 lnophmlem2 31022 dfdec100 31796 dpmul100 31823 dp3mul10 31824 dpmul1000 31825 dpexpp1 31834 dpmul 31839 dpmul4 31840 ballotth 33226 efmul2picn 33298 itgexpif 33308 vtscl 33340 circlemeth 33342 hgt750lem 33353 problem2 34341 problem4 34343 quad3 34345 logi 34393 heiborlem6 36348 gcdaddmzz2nncomi 40526 sn-1ne2 40839 sqsumi 40853 sqmid3api 40855 sqdeccom12 40861 re1m1e0m0 40924 reixi 40949 sn-1ticom 40961 sn-0tie0 40966 sn-inelr 40992 proot1ex 41586 areaquad 41608 resqrtvalex 42039 imsqrtvalex 42040 coskpi2 44227 cosnegpi 44228 cosknegpi 44230 wallispilem4 44429 dirkerper 44457 dirkertrigeq 44462 dirkercncflem2 44465 fourierdlem57 44524 fourierdlem62 44529 fourierswlem 44591 fmtnorec3 45860 fmtnorec4 45861 lighneallem3 45919 3exp4mod41 45928 41prothprmlem1 45929 zlmodzxzequap 46700 nn0sumshdiglemB 46826 i2linesi 47345 |
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