Two related iterative methods used in geodesy to calculate the distance between two points on the surface of a spheroid.

(mathematics) An equality involving Fourier coefficients of automorphic forms, with the coefficients twisted by additive characters on either side. It can be regarded as a Poisson summation formula for non-abelian groups.

(mathematics) Synonym of Stirling's approximation

plural of quadratic formula

(mathematics) A formula expressing the sum of the pth powers of the first n positive integers as a (p + 1)th-degree polynomial function of n, the coefficients involving Bernoulli numbers.

(fluid dynamics) A formula that describes the mean flow velocity of steady, turbulent open-channel flow.

(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.

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

(chemistry) A simplified structural formula that does not show the individual atoms' relative position in space

(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).