文献1的仿真程序

solves the linear least squares problem with nonnegative variables =

using the newton s algorithm in [1].

[1] Portugal, Judice and Vicente, A comparison of block pivoting and

％ interior point algorithms for linear least squares problems with

％ nonnegative variables, Mathematics of Computation, 63(1994), pp. =

625-643-literature of a simulation program solves the linear least squares p roblem with nonnegative variables using the n = ewton's algorithm in [1]. [1] Portugal. Judice and Vicente. A comparison of block pivoting and interior% po int algorithms for linear least squares proble ms% with nonnegative variables, Mathematics of Computation, 63 (1994), pp. = 625-643