### Formula

Td

doubling time

r

constant growth rate,periodic interest rate,periodic rate of return

Td

doubling time

r

constant growth rate,periodic interest rate,periodic rate of return

The doubling time is the period of time required for a quantity to double in size or value. This formula also can be used in finance to calculate the length of time required to double an investment or money in an interest bearing account.

r

Td

Precision

- C
- C#
- C++
- Java
- JavaScript
- LaTeX
- PHP