While serendipity has often been associated with luck or happy accidents, its origin suggests that it goes beyond just ...

Repiet is a compiler for the Piet graphical language, written in Python. The name "repiet" is meant to convey that it can recompile Piet programs into Piet. Additionally, there are Python and C++ ...

Abstract: Signal processing on directed graphs (digraphs) is problematic, since the graph shift, and thus associated filters, are in general not diagonalizable. Furthermore, the Fourier transform in ...

Abstract: This paper solves consensus problems for networked agents whose interactions with each other are described by signed digraphs. The Laplacian matrix of a signed digraph is studied by ...