Function_check          Diagnose an 'mmad_expr' (or formula) before
                        optimization
Math.mmad_expr          Mathematical functions for 'mmad_expr'
Ops.mmad_expr           Arithmetic operators for 'mmad_expr'
as_mmad_expr            Convert a formula or expression into an
                        'mmad_expr'
curvature               Inferred curvature of an 'mmad_expr'
evaluate_expr           Evaluate an 'mmad_expr' at a parameter vector
is_dcp                  Whether an expression's curvature is provably
                        one of affine/convex/concave
minorize_at             Build a surrogate of an 'mmad_expr' at a
                        current iterate
mmad                    Minorization-Maximization driver for an
                        'mmad_expr' target
mmad_const              Construct a numeric-constant expression node
mmad_var                Construct a parameter reference 'theta[i]'
sign_of                 Inferred sign of an 'mmad_expr'
