lookfor sqr
realsqrt - Real square root.
sqrt - Square root.
sqrtm - Matrix square root.
lsqr - LSQR Method.
eml_fisqrt_helper - Helper function for eml-fixedpoint square root
sumsqr - Sum squared elements of a matrix.
sqrmtx - Script file of LINF minimal realization.
vsqrtm - function out = vsqrtm(mat)