4 ms·

Exponentiation is almost never shippable code, most languages have an operator or standard library for that.

• paulddraper 8y ago
  For certain ranges of numbers. But you could imagine this being part of, say, a "big integer" library. (Which C, C++, PHP, JS all lack.)
  • braythwayt 8y ago
    If you like esoteric, I learned this algorithm for obtaining the exponent of a 2x2 matrix, which amusingly enough is part of an interesting fibonaccialgorithm.
  • ZeikJT 8y ago
    You will hopefully have to edit out JS someday: https://github.com/tc39/proposal-bigint https://github.com/tc39/proposal-bigint https://developers.google.com/web/updates/2018/05/bigint https://developers.google.com/web/updates/2018/05/bigint