# Constants¶↑

The following mathematical and physical constants are available through the h module:

h.PI        3.14159265358979323846

h.E         2.71828182845904523536

h.GAMMA     0.57721566490153286060 (Euler)


The FARADAY is a bit different than the faraday of the units database. The faraday in a .mod mechanism is 96520.