P
Function
Purpose Statement
Solves a real symmetric definite linear system using a preconditioned conjugate gradient method with reverse communication.
Solves a linear, non-negative constrained least-squares system.
Solves a linear least-squares system with bounds on the unknowns.
Method of lines with Variable Griddings.
Permutes the rows or columns of a matrix.
Rearranges the elements of an array as specified by a permutation.
Prints a plot of up to 10 sets of points.
Prints a plot of up to 10 sets of points.
Evaluates a real general matrix polynomial.
Evaluates the derivative of a piecewise polynomial on a grid.
Evaluates the derivative of a piecewise polynomial.
Evaluates the integral of a piecewise polynomial.
Evaluates a piecewise polynomial.
Decomposes an integer into its prime factors.