a field-theory motivated approach to computer algebra

# cdb.utils.types

Determining semantic properties of nodes
This package contains simple wrappers for various useful checks on nodes to determine semantic information based on their name, number of children, etc...

## is_relational_operator(node: ExNode) -> bool

Returns True for $=$, $<$ and $>$ nodes

## is_relational_expression(ex: Ex) -> bool

Returns True for expressions which contain a top node which is a relational operator and exactly two children