The even is that which can be divided into two equal parts without a unit intervening in the middle; and the odd is that which cannot...


Nicomachus of Gerasa: Introduction to Arithmetic (1926)


The even is that which can be divided into two equal parts without a unit intervening in the middle; and the odd is that which cannot...

The even is that which can be divided into two equal parts without a unit intervening in the middle; and the odd is that which cannot...

The even is that which can be divided into two equal parts without a unit intervening in the middle; and the odd is that which cannot...

The even is that which can be divided into two equal parts without a unit intervening in the middle; and the odd is that which cannot...