1 #ifndef STAN__AGRAD__REV__FUNCTIONS__IS_UNINITIALIZED_HPP
2 #define STAN__AGRAD__REV__FUNCTIONS__IS_UNINITIALIZED_HPP
bool is_uninitialized()
Return true if this variable has been declared, but not been defined.
Independent (input) and dependent (output) variables for gradients.
bool is_uninitialized(var x)
Returns true if the specified variable is uninitialized.