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The DC02, launched in 1995, was the first cylinder (canister) model sold by Dyson. Its shape allowed it to sit on stairs. Like the DC01, it used Dual Cyclone technology. It was not that popular during its production run and sold fewer than the DC01. The DC02 is no longer supported by Dyson. The DC02 was available in several special editions:
Charles Henry Dyson (August 2, 1909 – March 14, 1997) was an American businessman and philanthropist. He was founder of the Dyson Kissner-Moran Corporation (founded ...
In scattering theory, a part of mathematical physics, the Dyson series, formulated by Freeman Dyson, is a perturbative expansion of the time evolution operator in the interaction picture. Each term can be represented by a sum of Feynman diagrams .
Freeman John Dyson FRS (15 December 1923 – 28 February 2020) [1] was a British-American theoretical physicist and mathematician known for his works in quantum field theory, astrophysics, random matrices, mathematical formulation of quantum mechanics, condensed matter physics, nuclear physics, and engineering.