Simple spiral experiment with circles and radians.
<script type="text/paperscript" canvas="canvas-0016">
for (var i=15; i<100; i++) {
var f = i * 0.8;
var x = Math.cos(radians(i * 5)) * f;
var y = Math.sin(radians(i * 5)) * f;
var r = i * 1.6;
var shape = new Shape.Circle(new Point(x, y), r);
shape.strokeColor = '#aaa';
}
project.activeLayer.position = view.center;
function radians(angle) {
return (angle / 180) * Math.PI;
}
</script>
<canvas id="canvas-0016"></canvas>