mandelbrot {
    xrange( -1.254024,-1.252861 );
    yrange( 0.046252,0.047125 );
    maxiter( 1024 );
    set_lightpos( -1,-2,2 );
    spread_colours( 0,255,0,0,0,255,0,0 );
    spread_colours( 256,1023,255,0,0,255,255,255 );
    spread_colours( 0,0,0,0,0,0,0,0 );

    show( bsm );
    };

