Arithmetic mean

I've been attempting to learn C in my spare time, and other languages (C#, Java, etc.) have the same concept (and often the same operators) ...

Finite fields are a branch of algebra formally defined in the 1820s, but interest in the topic can be traced back to public sixteenth-century polynomial-solving contests. For the next few centuries, finite fields had little practical value, but all changed in the last fifty years. It turns out that they are useful for many...