Physicists have built a real-number version of quantum mechanics that makes all the same predictions as the standard theory, ...

Some people claim that π equals 0 in the complex number system, but this statement is often misunderstood or taken out of context. This explanation clearly breaks down where the idea comes from, the ...

Physicists have built a real-number version of quantum mechanics that makes all the same predictions as the standard theory, ...

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 ...