a. That's how I would do it. b. Or use LAPACK. c. Or perhaps the LU decomposition http://www.jsoftware.com/jwiki/Essays/LU_Decomposition .
----- Original Message ----- From: "John Randall" <[EMAIL PROTECTED]> To: "Programming forum" <[email protected]> Sent: Saturday, April 01, 2006 5:15 PM Subject: [Jprogramming] Calculating the rank of a matrix Does anyone have any advice as to how to efficiently calculate the rank of matrix in J? I have been starting from the QR decomposition (128!:0). ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
