Greek Letters symbol
\tauThe Greek letter \tau (tau) is commonly used in mathematics and science to represent various concepts, such as the time constant in physics, the golden ratio conjugate, or a specific type of function in mathematics. It is a versatile symbol that appears in different contexts depending on the field of study.
Tau as the golden ratio conjugate
\tau = \frac{1}{\phi} = \frac{2}{1 + \sqrt{5}}Tau as the time constant in an exponential decay function
V(t) = V_0 e^{-t/\tau}Tau as the divisor function in number theory
\tau(n) = \sum_{d|n} d