1 #ifndef STAN_LANG_AST_FUN_IS_NIL_VIS_DEF_HPP 2 #define STAN_LANG_AST_FUN_IS_NIL_VIS_DEF_HPP bool operator()(const nil &x) const
Node for holding a double literal.
Probability, optimization and sampling library.
Structure to hold an array expression.
Structure for an indexed expression.
Structure for function application.
Structure for integrate diff eq statement.
AST structure for holding an expression with a sequence of indexes.
Structure for the conditional operator.
Structure to hold a variable.
AST structure for unary operations consisting of an operation and argument.
Node for storing binary operations consisting of an operation and left and right arguments.
The nil structure used as a placeholder for undefined or empty values in several structures.
Structure for a diff eq integration statement with control parameters for the integrator.