AST node that represents a binary operation (such as '+', '-' etc.), and therefore having two child nodes.
Other parser items:
FormulaNode
,
FunctionNode
,
GroupNode
,
Node
,
NumericNode
,
ParameterNode
,
RangeNode
,
StringNode
,
SymbolNode
,
UnaryOpNode
DSLite::Node
-> BinaryOpNode