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Mirrors > Home > MPE Home > Th. List > 6cn | Structured version Visualization version GIF version |
Description: The number 6 is a complex number. (Contributed by David A. Wheeler, 8-Dec-2018.) Reduce dependencies on axioms. (Revised by Steven Nguyen, 4-Oct-2022.) |
Ref | Expression |
---|---|
6cn | ⊢ 6 ∈ ℂ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-6 11862 | . 2 ⊢ 6 = (5 + 1) | |
2 | 5cn 11883 | . . 3 ⊢ 5 ∈ ℂ | |
3 | ax-1cn 10752 | . . 3 ⊢ 1 ∈ ℂ | |
4 | 2, 3 | addcli 10804 | . 2 ⊢ (5 + 1) ∈ ℂ |
5 | 1, 4 | eqeltri 2827 | 1 ⊢ 6 ∈ ℂ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2112 (class class class)co 7191 ℂcc 10692 1c1 10695 + caddc 10697 5c5 11853 6c6 11854 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-ext 2708 ax-1cn 10752 ax-addcl 10754 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1788 df-cleq 2728 df-clel 2809 df-2 11858 df-3 11859 df-4 11860 df-5 11861 df-6 11862 |
This theorem is referenced by: 7cn 11889 7m1e6 11927 6p2e8 11954 6p3e9 11955 halfpm6th 12016 6p4e10 12330 6t2e12 12362 6t3e18 12363 6t5e30 12365 5recm6rec 12402 bpoly2 15582 bpoly3 15583 bpoly4 15584 efi4p 15661 ef01bndlem 15708 cos01bnd 15710 3lcm2e6woprm 16135 6lcm4e12 16136 2exp8 16605 2exp11 16606 2exp16 16607 19prm 16634 83prm 16639 163prm 16641 317prm 16642 631prm 16643 1259lem1 16647 1259lem2 16648 1259lem3 16649 1259lem4 16650 1259lem5 16651 2503lem1 16653 2503lem2 16654 2503lem3 16655 2503prm 16656 4001lem1 16657 4001lem2 16658 4001lem4 16660 4001prm 16661 sincos6thpi 25359 sincos3rdpi 25360 1cubrlem 25678 log2ublem3 25785 log2ub 25786 basellem5 25921 basellem8 25924 ppiub 26039 bclbnd 26115 bposlem8 26126 bposlem9 26127 2lgslem3d 26234 2lgsoddprmlem3d 26248 ex-exp 28487 ex-bc 28489 ex-gcd 28494 ex-lcm 28495 hgt750lemd 32294 hgt750lem2 32298 problem5 33294 60gcd6e6 39695 60lcm7e420 39701 3exp7 39744 3lexlogpow5ineq1 39745 3lexlogpow5ineq5 39751 aks4d1p1p5 39765 aks4d1p1 39766 lhe4.4ex1a 41561 wallispi2lem2 43231 fmtno5lem1 44621 fmtno5lem4 44624 fmtno5 44625 fmtno4prmfac 44640 fmtno5faclem2 44648 fmtno5faclem3 44649 fmtno5fac 44650 flsqrt5 44662 139prmALT 44664 127prm 44667 mod42tp1mod8 44670 2t6m3t4e0 45300 zlmodzxzequa 45453 zlmodzxzequap 45456 |
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