Copyright (C) 2003, 2004 The Board of Trustees of The Leland Stanford Junior University. All Rights Reserved.
Definition in file NumLinAlg.h.
#include <iosfwd>
#include <vector>
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Namespaces | |
| namespace | hippodraw |
| namespace | hippodraw::Numeric |
Functions | |
| int | hippodraw::Numeric::allocateMatrix (std::vector< std::vector< double > > &A, int m, int n) |
| Allocates a matrix of size m x n. | |
| int | hippodraw::Numeric::allocateVector (std::vector< double > &x, int n) |
| Allocates a vector of size n. | |
| int | hippodraw::Numeric::cholBackSolve (const std::vector< std::vector< double > > &L, std::vector< double > &x, const std::vector< double > &b) |
| Solves the equation LL'x = b where L is lower triangular matrix. | |
| int | hippodraw::Numeric::cholFactor (std::vector< std::vector< double > > &A) |
| The subroutine which does cholesky factorization of a given Symmetric positive definite matrix (say) A. | |
| int | hippodraw::Numeric::eye (std::vector< std::vector< double > > &I, int n) |
| Creates an n x n identity matrix for M. | |
| double | hippodraw::Numeric::innerProduct (const std::vector< double > &a, const std::vector< double > &b) |
| Computes the dot or the inner product of two vectors(i.e. | |
| int | hippodraw::Numeric::invertMatrix (const std::vector< std::vector< double > > &A, std::vector< std::vector< double > > &Ainv) |
| Inverts a SPD matrix a to get inverse Ainv using the cholesky factorization. | |
| double | hippodraw::Numeric::norm (const std::vector< double > &a) |
| Computes the two norm of the vector. | |
| std::vector< double > | hippodraw::Numeric::operator * (double a, const std::vector< double > &x) |
| Given a scalar a and a vector x this function performs operation y = ax. | |
| std::vector< double > | hippodraw::Numeric::operator+ (const std::vector< double > &x, const std::vector< double > &y) |
| Given two vectors x and y this function performs operation z = x + y. | |
| std::vector< double > | hippodraw::Numeric::operator- (const std::vector< double > &x, const std::vector< double > &y) |
| Given two vectors x and y this function performs operation z = x - y. | |
| std::vector< double > | hippodraw::Numeric::operator/ (const std::vector< double > &x, double a) |
| Given a scalar and a vector x this function performs operation y = x/a. | |
| vector< vector< double > > | hippodraw::Numeric::outerProduct (const std::vector< double > &a, const std::vector< double > &b) |
| Computes the outer product of two vectors (i.e. | |
| double | hippodraw::Numeric::quadraticProduct (const std::vector< std::vector< double > > &A, const std::vector< double > x) |
| Calculates the vector-matrix-vector product x'*A*x. | |
| int | hippodraw::Numeric::write (const std::vector< double > &a) |
| Given the vector it writes it to std stream. | |
1.4.3