% 1. Definition of characteristic points \figinit{0.6cm} \def\xB{2} % Abscissa of B \def\R{3} % Radius of the 3 circles, r < R < r*sqrt(3), % r radius of the circumscribed circle (r=2*\xB/sqrt(3)=2.3094) \figpt 1:A(-\xB, 0) \figpt 2:B(\xB, 0) \figptrot 3:C=2/1,-60/ \figptsintercirc 4[1,\R;2,\R] \figptsintercirc 14[3,\R;1,\R] \figptsintercirc 24[2,\R;3,\R] % 2. Creation of the graphical file \figdrawbegin{} \figset(fillmode=yes) \figset(color=\Redrgb) \figdrawcirc 1(\R) \figset(color=\Greenrgb)\figdrawcirc 2(\R) \figset(color=\Bluergb) \figdrawcirc 3(\R) \figset(color=\Yellowrgb) \figdrawarccircP1;\R[4,5] \figdrawarccircP2;\R[5,4] \figset(color=\Magentargb)\figdrawarccircP1;\R[15,14]\figdrawarccircP3;\R[14,15] \figset(color=\Cyanrgb) \figdrawarccircP3;\R[25,24]\figdrawarccircP2;\R[24,25] \figset(color=\Whitergb) \figdrawarccircP2;\R[24,4]\figdrawarccircP1;\R[4,14]\figdrawarccircP3;\R[14,24] \figdrawline[4,14,24] \figdrawend % 3. Inserting the figure \figvisu{\figBoxA}{\bf RGB colors}{} \centerline{\box\figBoxA}