Kevinrobayna's Gems

#	Total Rank	Daily Rank	Name	Summary
1	69,277	125,166	sparse_matrix	Build a sparse matrix from dense matrix
2	143,213	93,934	csbook	CSBooK is a site book generator
3	147,666	125,166	ruby_math	Gem for mathematics method and different data structure like complex and vector and mat...