- move: DerivedTraits becomes MatrixBase::Traits

- the static constants are private again in the Derived classes
- more documentation and code snippets
- new isDiagonal() method

1 files changed, 8 insertions, 0 deletions

diff --git a/Eigen/src/Core/MathFunctions.h b/Eigen/src/Core/MathFunctions.h
index 2cf28e8a7..c4b021baa 100644
--- a/Eigen/src/Core/MathFunctions.h
+++ b/Eigen/src/Core/MathFunctions.h
@@ -144,6 +144,10 @@ inline bool isMuchSmallerThan(const std::complex<float>& a, const std::complex<f
 {
   return abs2(a) <= abs2(b) * prec * prec;
 }
+inline bool isMuchSmallerThan(const std::complex<float>& a, float b, float prec = precision<float>())
+{
+  return abs2(a) <= abs2(b) * prec * prec;
+}
 inline bool isApprox(const std::complex<float>& a, const std::complex<float>& b, float prec = precision<float>())
 {
   return isApprox(std::real(a), std::real(b), prec)
@@ -165,6 +169,10 @@ inline bool isMuchSmallerThan(const std::complex<double>& a, const std::complex<
 {
   return abs2(a) <= abs2(b) * prec * prec;
 }
+inline bool isMuchSmallerThan(const std::complex<double>& a, double b, double prec = precision<double>())
+{
+  return abs2(a) <= abs2(b) * prec * prec;
+}
 inline bool isApprox(const std::complex<double>& a, const std::complex<double>& b, double prec = precision<double>())
 {
   return isApprox(std::real(a), std::real(b), prec)