point point1=point( -1.0000e-001 [ m ], 0.0000e+000 [ m ], 0.0000e+000 [ m ] );
point point2=point( -0.0000e+000 [ m ], 0.0000e+000 [ m ], 0.0000e+000 [ m ] );
point point3=point( -4.000e-001 [ m ], 0.0000e+000 [ m ], 0.0000e+000 [ m ] );
point point4=point( -1.0000e-001 [ m ], -3.0000e-001 [ m ], 0.0000e+000 [ m ] );
point point5=point( 3.0000e-001 [ m ], 0.0000e+000 [ m ], 0.0000e+000 [ m ] );
point point6=point( -0.0000e+000 [ m ], -3.0000e-001 [ m ], 0.0000e+000 [ m ] );
line line1=polyLine( list( point3, point1, point4 ) );
line line2=polyLine( list( point6, point2, point5 ) );
scalar m=2 [ kg ];
scalar d=0.1 [ m ];
scalar l=0.2 [ m ];
scalar alpha=30 [ deg ];

/\///////////////////////////////////////////////////////////////////////////////////
/\   Единицы измерения;
set units = SI;