Two think pieces

This paper introduces new types of square-piece jigsaw puzzles: those for which the orientation of each jigsaw piece is unknown. We propose a tree-based reassembly that greedily merges components while respecting the geometric constraints of the puzzle ...

In modeling integer and linear programs it is often the case that input data does not fit conveniently into regular array structures. In such cases it may be useful to employ notations taken from set theory that are implemented in many modeling ...

It is well-known that problems in interdisciplinary communication between knowledge communities can seriously hinder innovation [1, 7, 8, 10]. The games studies community is a highly interdisciplinary community, and there are, not surprisingly, regular ...