D                       Composable total derivative operator
beta                    Beta function for dual numbers
deriv                   Extract the derivative (tangent) part of a dual
                        number
deriv_n                 Extract the k-th derivative from a nested dual
                        result
differentiate_n         Compute a function value and all derivatives up
                        to order n
dual                    Create a dual number
dual-arithmetic         Arithmetic and comparison operators for dual
                        numbers
dual-atan2              Two-argument arctangent for dual numbers
dual-coerce             Coerce dual to numeric
dual-combine            Combine dual numbers into a dual_vector
dual-is-numeric         Check if a dual number is numeric
dual-log                Logarithm with optional base for dual numbers
dual-math               Math group generic for dual numbers
dual-math2              Math2 group generic for dual numbers
dual-maxmin             Piecewise max and min for dual numbers
dual-show               Display a dual number
dual-summary            Summary group generic for dual numbers
dual_constant           Create a dual constant (derivative seed = 0)
dual_constant_n         Create a constant dual for n-th order
                        differentiation
dual_variable           Create a dual variable (derivative seed = 1)
dual_variable_n         Create a dual seeded for n-th order
                        differentiation
dual_vector             Create a vector of dual numbers
dual_vector-access      Indexing and length for dual_vector
dual_vector-class       Dual Number Vector
dualr-class             Dual Number Class for Automatic Differentiation
erf                     Error function
erfc                    Complementary error function
gradient                Compute the gradient of a scalar-valued
                        function
hessian                 Compute the Hessian of a scalar-valued function
is_dual                 Test whether an object is a dual number
jacobian                Compute the Jacobian of a vector-valued
                        function
lbeta                   Log-beta function for dual numbers
nabla-package           nabla: Exact Derivatives via Automatic
                        Differentiation
psigamma                Polygamma function for dual numbers
value                   Extract the value (primal) part of a dual
                        number
