A pseudorandom number sampling method for generating pairs of independent, standard, normally distributed (zero expectation, unit variance) random numbers, given a source of uniformly distributed random numbers.

plural of Foldy-Wouthuysen transformation

plural of discrete Fourier transform

(mathematics) The process of converting a discrete time-based function into its frequency-based representation.

plural of inverse Fourier transform

plural of fast Fourier transform

(category theory) A natural transformation whose naturality squares are pullbacks.

A mathematical method of converting a particular two-dimensional scalar magnetic field map to a particular two-dimensional vector map.

A member of a certain family of algorithms for efficiently computing the discrete Fourier transform of data. / An instance of performing one of these algorithms.

(mathematics) A mathematical operation that transforms a function for a discrete or continuous spectrum into a function for the amplitude with the given spectrum; an inverse transform of the Fourier transform.