Package org.jquantlib.math.matrixutilities

Examples of org.jquantlib.math.matrixutilities.Matrix.subAssign()

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    final Array m = mean();
    final /*@Real*/ double inv = 1.0/sampleWeight;

    final Matrix result = quadraticSum.mul(inv);
    result.subAssign(m.outerProduct(m));

    result.mulAssign( sampleNumber/(sampleNumber-1.0) );
    return result;
  }

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