A mathematical object comprising representations of a space and of its spatial relationships.
A mathematical system that deals with spatial relationships and that is built on a particular set of axioms; a subbranch of geometry which deals with such a system or systems.
The observed or specified spatial attributes of an object, etc.
The branch of mathematics dealing with spatial relationships.
An abstract representational system studying numbers, shapes, structures, quantitative change and relationships between them.
A person's ability to count, calculate, and use different systems of mathematics at differing levels.