◆ validate_positive_index()

void stan::math::validate_positive_index	(	const char *	var_name,
		const char *	expr,
		int	val
	)

inline

Check that simplex is at least size 1.

Parameters

var_name	Name of simplex variable
expr	Expression in which variable is declared
val	Size of simplex

Exceptions

std::invalid_argument if simplex size is less than 1