Numerosity

• Numerical cognition, a subdiscipline of cognitive science that studies the cognitive, developmental and neural bases of numbers and mathematics.

• Numerosity (mathematics), a theory for counting the number of elements of sets having infinite elements. It is a theory that refines Cantor's cardinality.

• Number sense, a term used for the hypothesis that some animals, particularly humans, have a biologically determined ability that allows them to represent and manipulate large numerical quantities.

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