Package | Description |
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org.simulator.math |
Classes that contain several mathematical operations.
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Modifier and Type | Method and Description |
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static int |
MatrixOperations.hqr(double[][] a,
double[] wr,
double[] wi)
Finds all eigenvalues of an upper Hessenberg matrix a[1..n][1..n].
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static double |
MatrixOperations.ludcmp(double[][] a,
int[] indx)
Given a matrix a[1..n][1..n], this routine replaces it by the LU decomposition of a rowwise
permutation of itself. a and n are input. a is output,l arrand as in equation (2.3.14) above;
indx[1..n] is an output vector that records the row permutation effected by the partial
pivoting; d (return value) is output +/- 1 depending on whether the number of row interchanges
was even or odd respectively.
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