AN excellent way to see one’s own country, or one’s own century, is to visit another. While I was making just such a mental pilgrimage to the eighth century, a recent interest in unconventional ...

The study of arithmetic properties and digit restrictions in number theory explores the intricate relationships between classical arithmetic functions and the digital representation of numbers. This ...

You may never have heard of modular arithmetic, but you use it every day without the slightest difficulty. In this system, numbers wrap around when they reach a certain size called the modulus; it is ...

In the present operation system, the length of numbers of the significand of the numeral register group and the number of operation Words of micro instructions can be switched on the hardware by ...

Between each pair of terms in this sequence is the amount the sequence is decreasing by. The 𝒏th term refers to a term's position in the sequence, for example, the first term has 𝒏 = 1, the second ...