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LeastSquaresNormalEquations.cpp
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MatrixXf
A
=
MatrixXf
::
Random
(
3
,
2
);
VectorXf
b
=
VectorXf
::
Random
(
3
);
cout
<<
"The solution using normal equations is:\n"
<<
(
A
.
transpose
()
*
A
).
ldlt
().
solve
(
A
.
transpose
()
*
b
)
<<
endl
;