Logarithm - Wikipedia
https://en.wikipedia.org/wiki/LogarithmIn mathematics, the logarithm is the inverse function to exponentiation.That means the logarithm of a given number x is the exponent to which another fixed number, the base b, must be raised, to produce that number x.In the simplest case, the logarithm counts the number of occurrences of the same factor in repeated multiplication; e.g. since 1000 = 10 × 10 × 10 = 10 3, the "logarithm …
Single sign-on - Wikipedia
https://en.wikipedia.org/wiki/Single_sign-onSingle sign-on (SSO) is an authentication scheme that allows a user to log in with a single ID to any of several related, yet independent, software systems.. True single sign-on allows the user to log in once and access services without re-entering authentication factors. It should not be confused with same-sign on (Directory Server Authentication), often accomplished by using the …