Arithmetic (from Ancient Greek __ ἀριθμός ( _arithmós ) 'number', and
__ τική [τέχνη] ( tikḗ [tékhnē] )_ 'art, craft') is an elementary part of
mathematics that consists of the study of the properties of the traditional
operations on numbers—addition, subtraction, multiplication, division,
exponentiation, and extraction of roots. In the 19th century, Italian
mathematician Giuseppe Peano formalized arithmetic with his Peano axioms,
which are highly important to the field of mathematical logic today.
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