+**Lambda** (λ) is the 11th letter of the [Greek alphabet](/wiki/Greek_alphabet), a symbol echoing across disciplines. It represents diverse concepts, from [wavelength](/wiki/Wavelength) in physics to the essence of anonymous functions in programming. This simple mark often denotes a fundamental constant or a brief, self-contained idea.
+## See also
+- [Programming](/wiki/Programming)
+- [Physics](/wiki/Physics)
+- [Calculus](/wiki/Calculus)
... 1 more lines