Contour - A topological analysis program

David H. Weinberg
1988 Publications of the Astronomical Society of the Pacific  
CONTOUR is a tool for studying the topology of large-scale structure. It defines contours in a smoothed density distribution and evaluates their genus. I discuss the application of CONTOUR to observational data sets and present a complete listing of the program.
doi:10.1086/132337 fatcat:km7itkqqcza7rbx4vkn5elbo7q