It asks whether a six-dimensional sphere can be completely described using complex numbers, which include the (seemingly impossible) square root of –1. This means that there’s a simple way to assign ...
Real and imaginary: The time-dependent Schrödinger equation formulated using complex numbers. (Courtesy: iStock/piranka) Complex numbers are essential to achieve the most accurate quantum-mechanical ...
An international team of researchers shows through a concrete theoretical experiment that the prediction by standard complex quantum theory cannot be expressed by its real counterpart and ratifies its ...