Between 1947 and 1950, French mathematician Laurent Schwartz went from being virtually unknown outside of France to an international mathematical celebrity.
Search algorithms on networks are important tools for the organisation of large data sets. A key example is Google PageRank, which assigns a numerical weight to each webpage, with the purpose of measuring its relative importance.
A binary m x n array is said to satisfy the two-dimensional (2-D) hard square constraint if no row or column of the array contains ones in consecutive positions. Let N(m,n) denote the number of such arrays.