mandelbrot {
    screen(0,0,640,480);
    xrange( -0.740, -0.720 );
    yrange( 0.27, 0.29 );
    zrange( 0.98, 1.000 );
    maxiter( 1024 );
    spread_colours( 0,549,128,255,255,128,128,128);
    spread_colours( 550,999,128,128,128,255,0,0);
    spread_colours( 1000,1023,255,0,0,255,255,0);
    spread_colours( 0,0,0,0,255,0,0,255);
    method( cpm );
//    show( bsm );
    show( 3ds, 0.6, 1024 );
    };

