non-periodic
Adjective
Meaning
non-periodic (not comparable)
(astronomy) Taking over 200 years to complete an orbit; especially said of comets.
Synonyms
Antonyms
Examples
Edward N. Lorenz, "Deterministic non-periodic flow", Journal of the Atmospheric Sciences, vol. 20, pages 130–141 (1963).
Early observations have revealed a few genuinely hyperbolic (i.e. non-periodic) trajectories, but no more than could be accounted for by perturbations from Jupiter.
Formants Formants are the resonant frequencies of the vocal tract that emphasize particular voice harmonics near in frequency to the resonance or turbulent non-periodic energy ( noise ), near the formant frequency in the case of whispered speech.
Its rotation combines two separate periodic motions into a non-periodic result; to someone on the surface of Toutatis, the Sun would seem to rise and set in apparently random locations and at random times at the asteroid's horizon.
Some (continuous-time) periodic signals become non-periodic after sampling, and some non-periodic signals become periodic after sampling.
They are examples of Fourier series for periodic f and Fourier transforms for non-periodic f. Using the Fourier transform, a general solution of the heat equation has the form : where F is an arbitrary function.