Kevinrobayna's Gems

#	Total Rank	Daily Rank	Name	Summary
1	69,689	76,887	sparse_matrix	Build a sparse matrix from dense matrix
2	144,140	158,664	csbook	CSBooK is a site book generator
3	148,563	128,170	ruby_math	Gem for mathematics method and different data structure like complex and vector and mat...