Formula Database | Formula Sheet
This is our growing database of formulas. Here you can find formulas and copy them directly to LaTeX or Microsoft Word 2007+. The formulas with a ⌨ icon feature calculators that allow you to solve for an unknown variable. For additional features including cloud formula storage and searching this database, check out If you would like to help us build this free resource, please contact us.



Physical constants

Avagadro constant
Boltzmann constant
Electron mass
Elementary charge
Gravitational constant
Impedance of free space
Neutron mass
Planck constant
Planck length
Planck mass
Planck temperature
Planck time
Proton mass
Speed of light in a vacuum
Vacuum permeability
Vacuum permittivity