17/06/06 15:23:43.51 gvKqJBZK.net
www.wolframalpha.com/input/?i=expand[+re[%28x%2BI+y%29+cis[-Pi%2F6]]^2%2F4%2Bim[%28x%2BI+y%29+cis[-Pi%2F6]]^2]
expand[ re[(x+I y) cis[-Pi/6]]^2/4+im[(x+I y) cis[-Pi/6]]^2]
www.wolframalpha.com/input/?i=contourplot[+re[%28x%2BI+y%29+cis[-Pi%2F6]]^2%2F4%2Bim[%28x%2BI+y%29+cis[-Pi%2F6]]^2+%3D%3D1,{x,-2,2},{y,-2,2}]
contourplot[ re[(x+I y) cis[-Pi/6]]^2/4+im[(x+I y) cis[-Pi/6]]^2 ==1,{x,-2,2},{y,-2,2}]
www.wolframalpha.com/input/?i=contourplot[+abs[%28x%2BI+y%29+cis[-Pi%2F6]-sqrt[3]]%2Babs[%28x%2BI+y%29+cis[-Pi%2F6]%2Bsqrt[3]]+%3D%3D4,{x,-2,2},{y,-2,2}]
contourplot[ abs[(x+I y) cis[-Pi/6]-sqrt[3]]+abs[(x+I y) cis[-Pi/6]+sqrt[3]] ==4,{x,-2,2},{y,-2,2}]