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Chézy formula
(fluid dynamics) A formula that describes the mean flow velocity of steady, turbulent open-channel flow.
Sylvester's formula
(mathematics) A formula that expresses an analytic function f(A) of a matrix A as a polynomial in A, in terms of the eigenvalues and eigenvectors of A.
offering formula
a conventional Ancient Egyptian dedicatory text inscribed on funerary objects, beginning with the phrase ḥtp-ḏj or ḥtp-ḏj-nswt and indicating a funerary gift authorized by the king and provided by the funerary establishment of a local god
condensed formula
(chemistry) A simplified structural formula that does not show the individual atoms' relative position in space
Bethe formula
(physics) A formula describing the mean energy loss per distance travelled of swift charged particles traversing matter (or alternatively the stopping power of the material).
Buridan formula
(logic) In quantified modal logic, the formula Diamond ∀xFx→∀x Diamond Fx, meaning "if possibly everything is F, then everything is possibly F".
Barcan formula
(logic) In quantified modal logic, the formula ∀x□Fx→□∀xFx, meaning "if every x is necessarily F, then it is necessary that every x is F".
Balmer formula
The empirical equation used to calculate the Balmer series.