gels_driver_grp(3) Library Functions Manual gels_driver_grp(3)

gels_driver_grp - Standard least squares, min || Ax - b ||_2


gels: least squares using QR/LQ
gelst: least squares using QR/LQ with T matrix
gelss: least squares using SVD, QR iteration
gelsd: least squares using SVD, divide and conquer
gelsy: least squares using complete orthogonal factor
getsls: least squares using tall-skinny QR/LQ

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