A C D H I L M N P R S T U V

S

scalarMult(double, double[]) - Static method in class utilities.Matrix

Multiplication of (all the elements of) a vector by a scalar value.

scalarMult(double, double[][]) - Static method in class utilities.Matrix

Multiplication of (all the elements of) a matrix by a scalar value.

scramble(double[]) - Static method in class utilities.Matrix

Random permutation of the elements of a vector.

signedAngleRadian(double[], double[]) - Static method in class utilities.Matrix

Returns the angle (in radian) between two vectors of length 2, with a value between -pi and +pi.

solve(double[][], double[]) - Static method in class utilities.Matrix

Solves a linear system of equation A*x = b of n equations with m unknowns.

solveCramer(double[][], double[]) - Static method in class utilities.Matrix

Solves a systems of linear equations A*x = b with Cramer's rule.

solveGauss(double[][], double[]) - Static method in class utilities.Matrix

Solves a systems of linear equations A*x = b with Gaussian elimination.

solveQR(double[][], double[]) - Static method in class utilities.Matrix

Returns the best "solution" (least square method) to an overdetermined system (of n linear equations with m unknowns), by a QR decomposition.

subMatrix(double[][], int, int) - Static method in class utilities.Matrix

Returns a sub-matrix, obtained by removing the line k and the column l of a matrix.

subtract(double[], double[]) - Static method in class utilities.Matrix

Returns the matrix resulting from the subtraction of two vectors.

subtract(double[][], double[][]) - Static method in class utilities.Matrix

Returns the matrix resulting from the subtraction of two matrices.