multifractional

English

Etymology

multi- +‎ fractional

Adjective

multifractional (not comparable)

1. (mathematics) Involving multiple fractions.
   • 2015, Sixian Jin, Qidi Peng, Henry Schellhorn, “Estimation of the Pointwise Hölder Exponent of Hidden Multifractional Brownian Motion Using Wavelet Coefficients”, in arXiv‎^[1]:

     We propose a wavelet-based approach to construct consistent estimators of the pointwise H\"older exponent of a multifractional Brownian motion, in the case where this underlying process is not directly observed.