X-Nico

unusual facts about Fractional-order system


Fractional-order system

So G. W. Scott Blair introduced a new relationship between stress and strain given by


Advanced Skin Fitness

According to CBS News, the process is done through "a fractional laser that works by making microscopic holes in your skin, forcing it to repair itself with fresh cells".

Binomial series

Extending work by John Wallis who calculated such areas for y = (1 − x2)n with n = 0, 1, 2, 3, ... he considered fractional exponents.

East Caribbean dollar

In 1822, the British government coined 1/4, 1/8, and 1/16 fractional 'Anchor dollars' for use in Mauritius and the British West Indies (but not Jamaica).

A few years later copper fractional dollars were coined for Mauritius, Sierra Leone, and the British West Indies.

Focus recovery based on the linear canonical transform

M. Haldun Ozaktas, Zeev Zalevsky and M. Alper Kutay, “The fractional Fourier transform with applications in optics and signal processing,” JOHN WILEY & SONS, LTD, New York, 2001.

Fractional Fourier transform

The discrete fractional Fourier transform is defined by Zeev Zalevsky in

Immaculate Flight

As of 2012, Immaculate Flight also holds contracts for fractional companies such as NetJets, Flexjet, CitationAir, and Flight Options to name a few.

Irrational number

Al-Hassār, a Moroccan mathematician from Fez specializing in Islamic inheritance jurisprudence during the 12th century, first mentions the use of a fractional bar, where numerators and denominators are separated by a horizontal bar.

Lansing, Illinois

Curtis Granderson, outfielder for the New York Mets, graduated from Thornton Fractional South High School

Milestone Aviation Group

He is known for inventing the fractional jet ownership industry and growing NetJets into a multinational corporation.

Money order

United States postal notes – a payment system developed out of fractional currency in the US

NetJets Europe

NetJets Europe offers products based on the fractional ownership programme developed in the US in 1986 by Richard Santulli, former Chairman and CEO of NetJets Inc.

Pipe organ tuning

Reed pipes may be tuned in any of several ways: (1) by lengthening or shortening the vibrating length of the reed tongue by means of a wire protruding from the boot of the pipe; (2) by adjusting the effective speaking length of the resonator; (3) by adjusting the metal flap in the side of the resonator or the cap on the top of the pipe (especially with fractional length pipes).


see also