Perhaps the most beautiful aspect of mathematics is that it applies to literally everything, even things that do not exist in ...

This course will introduce you to the theory of functions of complex variables, which is a core area of mathematics. It is a basic tool in many mathematical theories. We will cover complex numbers and ...

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 ...

Mathematicians were disturbed, centuries ago, to find that calculating the properties of certain curves demanded the seemingly impossible: numbers that, when multiplied by themselves, turn negative.

How to turn complex formulas into easy-to-use custom functions using LAMBDA() in Excel Your email has been sent LAMBDA functions are new to Microsoft Excel. With LAMBDA functions, you can turn a ...

Several years ago one of us, Toni, asked another of us, Marco, to come to his office at the Institute of Photonic Sciences, a large research center in Castelldefels near Barcelona. “There is a problem ...

A century ago, the strange behavior of atoms and elementary particles led physicists to formulate a new theory of nature. That theory, quantum mechanics, found immediate success, proving its worth ...

Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.