2016-12-14 21:17:55 +01:00
|
|
|
# Arithmetic Derivative
|
|
|
|
|
|
2016-12-14 21:29:41 +01:00
|
|
|
An arithmetic derivative calculator that uses these simple formulas:
|
2016-12-14 21:17:55 +01:00
|
|
|
* 0' = 1' = 0;
|
|
|
|
|
* if n is a prime, n' = 1;
|
|
|
|
|
* if n = ab (a and b > 1), n' = a'b + ab'
|
2016-12-15 19:29:11 +01:00
|
|
|
* (-n)' = -(n')
|
2016-12-14 21:17:55 +01:00
|
|
|
|
|
|
|
|
More about arithmetic derivative:
|
|
|
|
|
https://en.wikipedia.org/wiki/Arithmetic_derivative
|
