Eigen-unsupported  3.4.90 (git rev 67eeba6e720c5745abc77ae6c92ce0a44aa7b7ae)
Auto Diff module

This module features forward automatic differentation via a simple templated scalar type wrapper AutoDiffScalar.

Warning : this should NOT be confused with numerical differentiation, which is a different method and has its own module in Eigen : Numerical differentiation module.

#include <unsupported/Eigen/AutoDiff>