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authorGravatar Benoit Jacob <jacob.benoit.1@gmail.com>2009-08-03 17:20:45 +0200
committerGravatar Benoit Jacob <jacob.benoit.1@gmail.com>2009-08-03 17:20:45 +0200
commit523cdedf58a95c02c73ede59fe9d22c5799a9df5 (patch)
tree1b065691c6d0521480ebd0acc8f207c8630895ec /Eigen/src/Core/Dot.h
parent912da9fade7a02086747d086e0634cab0d6ff4b6 (diff)
make the dot product linear in the second variable, not the first variable
Diffstat (limited to 'Eigen/src/Core/Dot.h')
-rw-r--r--Eigen/src/Core/Dot.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/Eigen/src/Core/Dot.h b/Eigen/src/Core/Dot.h
index 9e84d72bb..631124f2b 100644
--- a/Eigen/src/Core/Dot.h
+++ b/Eigen/src/Core/Dot.h
@@ -86,7 +86,7 @@ struct ei_dot_novec_unroller<Derived1, Derived2, Start, 1>
inline static Scalar run(const Derived1& v1, const Derived2& v2)
{
- return v1.coeff(Start) * ei_conj(v2.coeff(Start));
+ return ei_conj(v1.coeff(Start)) * v2.coeff(Start);
}
};
@@ -155,9 +155,9 @@ struct ei_dot_impl<Derived1, Derived2, NoVectorization, NoUnrolling>
{
ei_assert(v1.size()>0 && "you are using a non initialized vector");
Scalar res;
- res = v1.coeff(0) * ei_conj(v2.coeff(0));
+ res = ei_conj(v1.coeff(0)) * v2.coeff(0);
for(int i = 1; i < v1.size(); ++i)
- res += v1.coeff(i) * ei_conj(v2.coeff(i));
+ res += ei_conj(v1.coeff(i)) * v2.coeff(i);
return res;
}
};
@@ -248,7 +248,7 @@ struct ei_dot_impl<Derived1, Derived2, LinearVectorization, CompleteUnrolling>
* \only_for_vectors
*
* \note If the scalar type is complex numbers, then this function returns the hermitian
- * (sesquilinear) dot product, linear in the first variable and conjugate-linear in the
+ * (sesquilinear) dot product, conjugate-linear in the first variable and linear in the
* second variable.
*
* \sa squaredNorm(), norm()