org.apache.mahout.math.hadoop
Classes 
DistributedRowMatrix
DistributedRowMatrix.MatrixEntryWritable
MatrixColumnMeansJob
MatrixColumnMeansJob.MatrixColumnMeansMapper
MatrixColumnMeansJob.MatrixColumnMeansReducer
MatrixMultiplicationJob
MatrixMultiplicationJob.MatrixMultiplicationReducer
MatrixMultiplicationJob.MatrixMultiplyMapper
TimesSquaredJob
TimesSquaredJob.TimesMapper
TimesSquaredJob.TimesSquaredMapper
TimesSquaredJob.VectorSummingReducer
TransposeJob
TransposeJob.MergeVectorsCombiner
TransposeJob.MergeVectorsReducer
TransposeJob.TransposeMapper