PHPExcel_Shared_JAMA_QRDecomposition
class PHPExcel_Shared_JAMA_QRDecomposition
Constants
MATRIX_RANK_EXCEPTION 

Methods
QR Decomposition computed by Householder reflections.
Is the matrix full rank?
Return the Householder vectors
Return the upper triangular factor
Generate and return the (economysized) orthogonal factor
Least squares solution of A*X = B
Details
at line 63
Structure
__construct($A)
QR Decomposition computed by Householder reflections.
@param matrix $A Rectangular matrix
at line 111
isFullRank()
Is the matrix full rank?
@return boolean true if R, and hence A, has full rank, else false.
at line 126
getH()
Return the Householder vectors
@return Matrix Lower trapezoidal matrix whose columns define the reflections
at line 145
getR()
Return the upper triangular factor
@return Matrix upper triangular factor
at line 166
getQ()
Generate and return the (economysized) orthogonal factor
@return Matrix orthogonal factor
at line 204
Matrix
solve($B)
Least squares solution of A*X = B
@param Matrix $B A Matrix with as many rows as A and any number of columns.