plural of formula unit

plural of Kekulé formula

plural of prime formula

plural of skeletal formula

(mathematics) A formula for calculating the sum of an arithmetical function by means of an inverse Mellin transform.

A formula used in atomic physics to describe the wavelengths of spectral lines of many chemical elements.

(physics) An equation used to calculate the flow velocity of a fluid in an open-channel system, relating Chezy's coefficient to variables such as radius, roughness, and discharge.

(religion, Christianity) The phrase "in the name of the Father, and of the Son, and of the Holy Spirit", or words to that form and effect, referring to the three persons of the Christian Trinity.

Alternative letter-case form of trinitarian formula

(graph theory) A formula for the number of spanning trees of a complete graph of n vertices: nⁿ⁻².