Children’s blocks lie scattered on the floor. You start playing with them—squares, rectangles, triangles and hexagons—moving them around, flipping them over, seeing how they fit together. You feel a ...

This paper deals with the packing problem of circles and non-convex polygons, which can be both translated and rotated into a strip with prohibited regions. Using the Ф-function technique, a ...

Two years ago the mathematical world was abuzz about the discovery of a 15th tiling of the plane by convex pentagons (I wrote about it here). Still the question remains: are these the only ones or are ...

Hiya fellow arsians!<BR><BR>I've implemented depth of field in my raytracer and while it does look nice, it doesn't seem to realistic. After googling around and browsing some photographic magazines, I ...