Package org.apache.commons.math.linear

Examples of org.apache.commons.math.linear.CholeskyDecompositionImpl

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    public void testDeterminant() throws MathException {
        assertEquals(7290000.0, getDeterminant(MatrixUtils.createRealMatrix(testData)), 1.0e-15);
    }

    private double getDeterminant(RealMatrix m) throws MathException {
        return new CholeskyDecompositionImpl(m).getDeterminant();
    }
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  public CholeskyDecompositionResult evaluate(final DoubleMatrix2D x) {
    Validate.notNull(x);
    final RealMatrix temp = CommonsMathWrapper.wrap(x);
    CholeskyDecomposition cholesky;
    try {
      cholesky = new CholeskyDecompositionImpl(temp);
    } catch (Exception e) {
      throw new MathException(e.toString());
    }
    return new CholeskyDecompositionCommonsResult(cholesky);
  }
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  • org.apache.commons.math.linear.CholeskyDecompositionImplTest
  • org.apache.commons.math.linear.CholeskySolverTest
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