Homonym: λ (Wavelength)
The symbol "λ" (lambda) is the 11th letter of the Greek alphabet. In mathematics and science, it is often used to represent various concepts, such as wavelength in physics, eigenvalues in linear algebra, and decay constants in chemistry.
In computer science, "λ" is associated with lambda calculus, a formal system for expressing computation based on function abstraction and application. It is also used in programming languages to denote anonymous functions, allowing for more concise and flexible code.