what r package can be used to solve the least squares what algorithm to use for lsei how to solve least squares how to minimize the least squares problem what package solve the least square problem can nnls solve the least squares what package can i use to solve a least square? can lsei solve inequality what is a least square problems can nnls solve less square problem how can i solve a least square problem with two different inequality constraints how do you solve the least square problem can i use nnls in lsei why do we use nils to solve the least square problem can lsei solve the least squares what algorithms are used to solve the least squares problem? can nnls solve an equality problem which algorithm can solve this least squares problem how to minimize the lsei in least squares why should i use nnls