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/external/eigen/Eigen/src/IterativeLinearSolvers/
DConjugateGradient.h66 …RealScalar absNew = numext::real(residual.dot(p)); // the square of the absolute value of r scale… in conjugate_gradient() local
72 Scalar alpha = absNew / p.dot(tmp); // the amount we travel on dir in conjugate_gradient()
82 RealScalar absOld = absNew; in conjugate_gradient()
83 absNew = numext::real(residual.dot(z)); // update the absolute value of r in conjugate_gradient()
84 …RealScalar beta = absNew / absOld; // calculate the Gram-Schmidt value used to create t… in conjugate_gradient()