[ 源代码： vecmath ]
软件包：libvecmath-java（1.5.2-7）
javax.vecmath vector math package
This package includes classes for 3-space vector/point, 4-space vector, 4x4, 3x3 matrix, quaternion, axis-angle combination and etc. which are often utilized for computer graphics mathematics. Most of the classes have single and double precision versions. Generic matrices' LU and SV decomposition are also there.