Represents a mathematical function in a syntax tree.
virtual Number * CoVerSine()=0
virtual Number * Evaluate()=0
CoversedCosineNode(ExpressionNode *expression, char *text, char *sys)
FunctionNode(ExpressionNode *expression, char *text, char *sys)
A coversed cosine function in a syntax tree.
Base class for all nodes related to mathematical expressions.
ExpressionNode * expression
static FunctionNode * Create(ExpressionNode *expression, char *text, char *sys)