Best way to store a sparse matrix in .NET

Question

We have an application that stores a sparse matrix. This matrix has entries that mostly exist around the main diagonal of the matrix. I was wondering if there were any efficie

Answer 1

Here's a list of general data structure schemas. Each has its advantages and disadvantages, and are suitable for slightly different kinds of problems where sparse matrices arise. You'd probably want to implement them on top of existing data structures, such as List<> and Dictionary<>.