Kevinrobayna's Gems

#	Total Rank	Daily Rank	Name	Summary
1	70,357	110,042	sparse_matrix	Build a sparse matrix from dense matrix
2	145,278	71,816	csbook	CSBooK is a site book generator
3	149,510	71,816	ruby_math	Gem for mathematics method and different data structure like complex and vector and mat...