Kevinrobayna's Gems

#	Total Rank	Daily Rank	Name	Summary
1	71,153	39,012	sparse_matrix	Build a sparse matrix from dense matrix
2	146,476	57,730	csbook	CSBooK is a site book generator
3	150,751	57,730	ruby_math	Gem for mathematics method and different data structure like complex and vector and mat...