Lambda
Lambda (uppercase/lowercase Λ λ) is a letter of the Greek alphabet. It is used to represent the "l" sound in Ancient and Modern Greek. In the system of Greek numerals, it has a value of 30. Letters that came from it include the Roman L and Cyrillic Л.
Greek alphabet | |||
---|---|---|---|
Αα | Alpha | Νν | Nu |
Ββ | Beta | Ξξ | Xi |
Γγ | Gamma | Οο | Omicron |
Δδ | Delta | Ππ | Pi |
Εε | Epsilon | Ρρ | Rho |
Ζζ | Zeta | Σσς | Sigma |
Ηη | Eta | Ττ | Tau |
Θθ | Theta | Υυ | Upsilon |
Ιι | Iota | Φφ | Phi |
Κκ | Kappa | Χχ | Chi |
Λλ | Lambda | Ψψ | Psi |
Μμ | Mu | Ωω | Omega |
Other letters | |||
Ϝϝ | Digamma | Ⱶⱶ | Heta |
Ϻϻ | San | Ϙϙ | Koppa |
Ϡϡ | Sampi | Ϛϛ | Stigma |
Ϸϸ | Sho | ||
|
In mathematics, the lowercase λ is used as a variable for eigenvalues in linear algebra, and as the parameter of both exponential distribution and Poisson distribution.[1] In physics, the same symbol is used as a variable representing wavelength.[2]
Lambda Media
The Greek alphabet on a black figure vessel, with a Phoenician-lamed-shaped lambda. The gamma has the shape of modern lambda.
Related pages
- Anonymous function, where the word "lambda" is used
References
- ↑ "Greek/Hebrew/Latin-based Symbols in Mathematics". Math Vault. 2020-03-20. Retrieved 2020-10-06.
- ↑ "Lambda Symbol in Greek Alphabet". www.greeksymbols.net. Retrieved 2020-10-06.