Noun
English Wikipedia has an article on:matrix mechanicsWikipedia
matrix mechanics (uncountable)
(physics) The original formulation of quantum mechanics in which the operators were represented by time-dependent matrices.
The correspondence to classical mechanics was even more explicit, although somewhat more formal, in Heisenberg's matrix mechanics. Source: Internet
This line of research began with Werner Heisenberg 's matrix mechanics and in a more mathematically developed form with Pascual Jordan around 1933. Source: Internet
The wave mechanics picture of the uncertainty principle is more visually intuitive, but the more abstract matrix mechanics picture formulates it in a way that generalizes more easily. Source: Internet
The original foundation formulas of quantum mechanics the Schrödinger equation and Heisenberg's matrix mechanics make use of complex numbers. Source: Internet