public class DMatrixChd
extends java.lang.Object
Constructor and Description |
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DMatrixChd(DMatrix a)
Constructs a Cholesky decomposition of the specified matrix A.
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Modifier and Type | Method and Description |
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double |
det()
Returns the determinant of the matrix A.
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DMatrix |
getL()
Gets the lower triangular factor L.
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boolean |
isPositiveDefinite()
Determines whether the matrix A is positive definite.
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DMatrix |
solve(DMatrix b)
Returns the solution X of the linear system A*X = B.
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public DMatrixChd(DMatrix a)
a
- the matrix.public boolean isPositiveDefinite()
public DMatrix getL()
public double det()