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Eleventh letter in the Greek alphabet
Lambda (/ˈlæmdə/ ; uppercase Λ, lowercase λ; Greek: λάμ(β)δα, lám(b)da; Ancient Greek: λά(μ)βδα, lá(m)bda), sometimes rendered lamda, labda or lamma, is
Lambda
Mathematical-logic system
In mathematical logic, the lambda calculus (also written as λ-calculus) is a formal system for expressing computation based on function abstraction and
Lambda_calculus
American coed collegiate social fraternity
Lambda Lambda Lambda (ΛΛΛ or Tri-Lambs) is a national collegiate co-ed social fraternity founded on January 15, 2006 on the main campus of the University
Lambda_Lambda_Lambda
Serverless computing platform
AWS Lambda is an event-driven, serverless Function as a Service (FaaS) provided by Amazon as a part of Amazon Web Services. It is designed to enable developers
AWS_Lambda
Topics referred to by the same term
Look up lambda, Lambda, Λ, or λ in Wiktionary, the free dictionary. Lambda (Λ or λ) is the 11th letter of the Greek alphabet. Lambda may also refer to:
Lambda_(disambiguation)
Discrete probability distribution
in the same interval is: λ k e − λ k ! . {\displaystyle {\frac {\lambda ^{k}e^{-\lambda }}{k!}}.} For instance, consider a call center which receives an
Poisson_distribution
Topics referred to by the same term
Look up lambda function in Wiktionary, the free dictionary. Lambda function may refer to: Dirichlet lambda function, λ(s) = (1 – 2−s)ζ(s) where ζ is the
Lambda_function
Probability distribution
{\frac {\lambda _{0}e^{\lambda _{0}x}}{\lambda e^{\lambda x}}}\right)\\&=\log(\lambda _{0})-\log(\lambda )-(\lambda _{0}-\lambda )E_{\lambda _{0}}(x)\\&=\log(\lambda
Exponential_distribution
Formalism in computer science
and computer science, a typed lambda calculus is a typed formalism that uses the lambda symbol ( λ {\displaystyle \lambda } ) to denote anonymous function
Typed_lambda_calculus
Topics referred to by the same term
Lambda expression may refer to: Lambda expression in computer programming, also called an anonymous function, is a defined function not bound to an identifier
Lambda_expression
American Latino interest collegiate fraternity
La Unidad Latina, Lambda Upsilon Lambda Fraternity, Inc. (ΛΥΛ or LUL) is a Latino and multicultural interest collegiate fraternity. It was founded at
Lambda_Upsilon_Lambda
Concepts from linear algebra
\det(A-\lambda I)=(\lambda _{1}-\lambda )^{\mu _{A}(\lambda _{1})}(\lambda _{2}-\lambda )^{\mu _{A}(\lambda _{2})}\cdots (\lambda _{d}-\lambda )^{\mu _{A}(\lambda
Eigenvalues_and_eigenvectors
North American collegiate fraternity
Lambda Chi Alpha (ΛΧΑ), commonly referred to as Lambda Chi, is a collegiate fraternity in North America. With over 300,000 initiates as of 2024, it is
Lambda_Chi_Alpha
Combat aircraft wing design
A lambda wing is a wing whose trailing edge resembles the Greek uppercase letter lambda (Λ). A lambda wing has a dramatically smaller radar cross section
Lambda_wing
Data-processing architecture
Lambda architecture is a data-processing architecture designed to handle massive quantities of data by taking advantage of both batch and stream-processing
Lambda_architecture
Binary star system in the constellation Virgo
Lambda Virginis (λ Virginis, abbreviated Lambda Vir, λ Vir) is a binary star system in the zodiac constellation of Virgo. With an apparent visual magnitude
Lambda_Virginis
Superfluid transition temperature of helium-4
The lambda point is the temperature at which normal fluid helium (helium I) makes the transition to superfluid state (helium II). At pressure of 1 atmosphere
Lambda_point
Triple star system in the constellation Scorpius
Lambda Scorpii is a triple star system and the second-brightest object in the constellation of Scorpius. It is formally named Shaula; Lambda Scorpii is
Lambda_Scorpii
Additional letter of the Latin alphabet
Lambda (, ) is an additional letter of the Latin script, based on the lowercase letter lambda from the Greek alphabet (λ). It is used in Heiltsuk, Liqʼwala
Latin_lambda
Blue-white hued star in the constellation Cancer
Lambda Cancri is a blue-white-hued spectroscopic binary star in the zodiac constellation of Cancer. Its name is a Bayer designation that is Latinized from
Lambda_Cancri
Motor vehicle
The Lancia Lambda is an innovative automobile produced from 1922 through 1931. It was the first car to feature a load-bearing unitary body, (but without
Lancia_Lambda
Variant of SARS-CoV-2
The Lambda variant, also known as lineage C.37, is a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in Peru in August 2020
SARS-CoV-2_Lambda_variant
V6 engine manufactured by Hyundai
The Hyundai Lambda engine family is the company's all-aluminium V6 engine manufactured since 2005. It is currently manufactured at Hyundai's plant in Asan
Hyundai_Lambda_engine
Fourth-magnitude star in the constellation Pegasus
Lambda Pegasi, also named Ligong, is a fourth-magnitude star in the constellation Pegasus. It lies near Mu Pegasi, to the southwest of the brighter Beta
Lambda_Pegasi
Star in the constellation Musca
Lambda Chamaeleontis, Latinized from λ Chamaeleontis, is a star located in the constellation Musca. Lambda Chamaeleontis is also known as HR 4617, and
Lambda_Chamaeleontis
Mathematical model in nuclear physics
{dN_{1}(t)}{dt}}&=-\lambda _{1}N_{1}(t)\\[3pt]{\frac {dN_{i}(t)}{dt}}&=-\lambda _{i}N_{i}(t)+\lambda _{i-1}N_{i-1}(t)\\[3pt]{\frac {dN_{k}(t)}{dt}}&=\lambda
Bateman_equation
Bacteriophage that infects Escherichia coli
Lambda phage, also known as λ phage, (coliphage λ, scientific name Lambdavirus lambda) is a bacterial virus, or bacteriophage, that infects the bacterial
Lambda_phage
Baryon made of specific quark combinations
The lambda baryons (Λ) are a family of subatomic hadron particles containing one up quark, one down quark, and a third quark from a higher flavour generation
Lambda_baryon
Topics referred to by the same term
The lambda distribution is either of two probability distributions used in statistics: Tukey's lambda distribution is a shape-conformable distribution
Lambda_distribution
Globalization meta-process
Lambda lifting is a meta-process that restructures a computer program so that functions are defined independently of each other in a global scope. An individual
Lambda_lifting
American social fraternity (1944–2004)
Lambda Pi (ΛΠ) was a social fraternity at California State University, Chico in Chico, California. It was established in 1944. Lambda Pi was a local fraternity
Lambda_Pi
Four-bar straight-line mechanism
In kinematics, the Chebyshev Lambda Linkage is a four-bar linkage that converts rotational motion to approximate straight-line motion with approximate
Chebyshev_lambda_linkage
Topics referred to by the same term
Lambdas may refer to: Lambda Alpha Upsilon, an American Latino-interest fraternity Lambda Phi Epsilon, an American Asian-interest fraternity Lambda Theta
Lambdas
For-profit online coding bootcamp
providing for-profit massive online course. Launched in 2017 under the name Lambda School, it gained attention for being a coding bootcamp that offered income
Bloom_Institute_of_Technology
Orange-hued giant star in the constellation Sagittarius
Lambda Sagittarii (Latinized from λ Sagittarii), formally named Kaus Borealis /ˈkɔːs bɒriˈælɪs/, is a star in the southern constellation of Sagittarius
Lambda_Sagittarii
Series of microcomputers produced in France in the early 1980s
Victor Lambda) are a series of a microcomputers produced in France in the early 1980s. In January 1980, Michel Henric-Coll founded a company named Lambda Systems
Hector_(microcomputer)
In algebraic geometry, the λ g {\displaystyle \lambda _{g}} -conjecture gives a particularly simple formula for certain integrals on the Deligne–Mumford
Lambda_g_conjecture
Continuous probability distribution
0 , {\displaystyle f(x;\lambda ,k)={\begin{cases}{\frac {k}{\lambda }}\left({\frac {x}{\lambda }}\right)^{k-1}e^{-(x/\lambda )^{k}},&x\geq 0,\\0,&x<0
Weibull_distribution
Length used in relativistic quantum physics
The Compton wavelength λ c {\displaystyle \lambda _{c}} of a massive particle is defined as the wavelength of a photon whose energy is the same as the
Compton_wavelength
The Gnome 7 Lambda was a French designed, seven-cylinder, air-cooled rotary aero engine that was produced under license in Britain and Germany. Powering
Gnome_Lambda
Honor society
Lambda Beta Society (ΛΒ) is an American honor society that recognizes undergraduate achievement in respiratory care related colleges. It was formed in
Lambda_Beta
Theorem in quantum mechanics
{d} E_{\lambda }}{\mathrm {d} {\lambda }}}={\bigg \langle }\psi _{\lambda }{\bigg |}{\frac {\mathrm {d} {\hat {H}}_{\lambda }}{\mathrm {d} \lambda }}{\bigg
Hellmann–Feynman_theorem
Mathematical formalism
The lambda calculus is a formal mathematical system consisting of constructing lambda terms and performing reduction operations on them. The definition
Lambda_calculus_definition
Annual awards for LGBTQ+ literature
Lambda Literary Awards, also known as the "Lammys", are awarded yearly by Lambda Literary to recognize the role LGBTQ+ writers play in shaping the world
Lambda_Literary_Awards
Distribution of singular values of large rectangular random matrices
{1}{n}}XX^{T}} and let λ 1 , λ 2 , … , λ m {\displaystyle \lambda _{1},\,\lambda _{2},\,\dots ,\,\lambda _{m}} be the eigenvalues of Y n {\displaystyle Y_{n}}
Marchenko–Pastur_distribution
Framework in lambda calculus
In mathematical logic and type theory, the λ-cube (also written lambda cube) is a framework introduced by Henk Barendregt to investigate the different
Lambda_cube
Solar analog star in the constellation Auriga
Lambda Aurigae is a Sun-like star in the northern constellation of Auriga. Its name is a Bayer designation that is Latinized from λ Aurigae, and abbreviated
Lambda_Aurigae
Family of linear transformations
Lambda ^{0}}_{0}&{\Lambda ^{0}}_{1}&{\Lambda ^{0}}_{2}&{\Lambda ^{0}}_{3}{\vphantom {{x'}^{0}}}\\{\Lambda ^{1}}_{0}&{\Lambda ^{1}}_{1}&{\Lambda ^{1}}_{2}&{\Lambda
Lorentz_transformation
Phenomenological model of elastic materials
{\displaystyle \lambda _{1}=\lambda ,~\lambda _{2}=\lambda _{3}} . From incompressibility λ 1 λ 2 λ 3 = 1 {\displaystyle \lambda _{1}~\lambda _{2}~\lambda _{3}=1}
Yeoh_hyperelastic_model
The Lambda Foundation (French: Fondation lambda), officially the Lambda Scholarship Foundation Canada, is a registered Canadian charity with the mission
Lambda_Foundation
American anthropology honor society
Lambda Alpha National Anthropology Honor Society (ΛΑ) is an American collegiate honor society for anthropology. It was founded in 1968 at Wichita State
Lambda_Alpha
Star in the constellation Aquila
Lambda Aquilae is a binary star in the constellation Aquila. Its identifier is a Bayer designation that is Latinized from λ Aquilae, and abbreviated Lambda
Lambda_Aquilae
LGBT organization in Turkey
Lambda Istanbul is a Turkish LGBT organization. It was founded in 1993 as a cultural space for the LGBT community, and became an official organization
Lambda_Istanbul
Sinclair ZX81 clone from Lambda Electronics Limited of Hong Kong
The Lambda 8300 was a Sinclair ZX81 clone from Lambda Electronics Limited of Hong Kong. It had a modified ROM (including extra semigraphic characters)
Lambda_8300
Series of Japanese rockets
Lambda is the name of a family of Japanese carrier rockets. It consisted of the types Lambda 2, Lambda 3, Lambda 3H, Lambda 4S, Lambda 4SC, and Lambda
Lambda_(rocket_family)
Meeting point of the sagittal suture and the lambdoid suture of the skull
The lambda is the meeting point of the sagittal suture and the lambdoid suture. This is also the point of the occipital angle. It is named after the Greek
Lambda_(anatomy)
Coordinate system that is defined by points instead of vectors
_{2}y_{2}+\lambda _{3}y_{3}+(1-\lambda _{1}-\lambda _{2}-\lambda _{3})y_{4}\\z&=\lambda _{1}z_{1}+\,\lambda _{2}z_{2}+\lambda _{3}z_{3}+(1-\lambda _{1}-\lambda _{2}-\lambda
Barycentric_coordinate_system
Symmetric probability distribution
Q\left(\ p\ ;\lambda \ \right)~=~{\begin{cases}{\tfrac {1}{\ \lambda \ }}\left[\ p^{\lambda }-(1-p)^{\lambda }\ \right]\ ,&\ {\mbox{ if }}\ \lambda \neq 0~
Tukey_lambda_distribution
Expression that cannot be rewritten further
{\lambda } x.xxx)(\lambda x.xxx)&\rightarrow (\mathbf {\lambda } x.xxx)(\lambda x.xxx)(\lambda x.xxx)\\&\rightarrow (\mathbf {\lambda } x.xxx)(\lambda x
Normal form (abstract rewriting)
Normal_form_(abstract_rewriting)
Lambda Upsilon Lambda or La Unidad Latina has 85 undergraduate chapters and 19 graduate/professional chapters across 119 campuses and various metropolitan
List of Lambda Upsilon Lambda chapters
List_of_Lambda_Upsilon_Lambda_chapters
A lambda diode is an electronic circuit that combines a complementary pair of junction gated field effect transistors into a two-terminal device that exhibits
Lambda_diode
Emissions from unstable atomic nuclei
{\displaystyle \lim _{\lambda _{B}\rightarrow 0}\left[{\frac {N_{A0}\lambda _{A}}{\lambda _{B}-\lambda _{A}}}\left(e^{-\lambda _{A}t}-e^{-\lambda _{B}t}\right)\right]={\frac
Radioactive_decay
Defunct LGBT bookstore in Washington, D.C., United States
Lambda Rising was an LGBT bookstore that operated from 1974 to 2010 in Washington, D.C. Founded by Deacon Maccubbin in 1974 with 250 titles, it was known
Lambda_Rising
Principle in optimal control theory for best way to change state in a dynamical system
H_{x}(x^{*},u^{*},\lambda ^{*},t)={\begin{bmatrix}\left.{\frac {\partial H}{\partial x_{1}}}\right|_{x=x^{*},u=u^{*},\lambda =\lambda ^{*}}&\cdots &\left
Pontryagin's maximum principle
Pontryagin's_maximum_principle
Hyperelastic material model
W=C_{1}(\lambda _{1}^{2}+\lambda _{2}^{2}+\lambda _{3}^{2}-3)+C_{2}(\lambda _{1}^{2}\lambda _{2}^{2}+\lambda _{2}^{2}\lambda _{3}^{2}+\lambda _{3}^{2}\lambda
Mooney–Rivlin_solid
Symmetric holomorphic function
\left\lbrace {\lambda ,{\frac {1}{1-\lambda }},{\frac {\lambda -1}{\lambda }},{\frac {1}{\lambda }},{\frac {\lambda }{\lambda -1}},1-\lambda }\right\rbrace
Modular_lambda_function
Function in mathematical number theory
}}n=2^{r},\ r\geq 3,\\\operatorname {lcm} {\Bigl (}\lambda (n_{1}),\lambda (n_{2}),\ldots ,\lambda (n_{k}){\Bigr )}&{\text{if }}n=n_{1}n_{2}\ldots n_{k}{\text{
Carmichael_function
Method to solve constrained optimization problems
( x ) + ⟨ λ , g ( x ) ⟩ {\displaystyle {\mathcal {L}}(x,\lambda )\equiv f(x)+\langle \lambda ,g(x)\rangle } for functions f , g {\displaystyle f,g} ;
Lagrange_multiplier
Vector satisfying some of the criteria of an eigenvector
\ulcorner \lambda _{n}1\lambda _{n}\urcorner }}\\{\hphantom {\ulcorner \lambda _{1}1\lambda _{1}1\lambda _{1}\urcorner \ulcorner \lambda _{2}1\lambda _{2}\urcorner
Generalized_eigenvector
Mexican actor
Lambda Germán García González (born January 7, 1987) is a Mexican actor. García studied acting at the Centro de Estudios y Formación Actoral para Televisión
Lambda_García
Family of functions to transform data
{\displaystyle y_{i}^{(\lambda )}={\begin{cases}{\dfrac {y_{i}^{\lambda }-1}{\lambda (\operatorname {GM} (y))^{\lambda -1}}},&{\text{if }}\lambda \neq 0\\[12pt]\operatorname
Power_transform
Colour space defined by the CIE in 1931
{K}{N}}\int _{\lambda }S(\lambda )\,I(\lambda )\,{\overline {x}}(\lambda )\,d\lambda ,\\[8mu]Y&={\frac {K}{N}}\int _{\lambda }S(\lambda )\,I(\lambda )\,{\overline
CIE_1931_color_space
Eigenvalue algorithm
{\displaystyle (\lambda _{2}/\lambda _{1})^{k}} where k {\displaystyle k} is the number of iterations, and λ 1 {\displaystyle \lambda _{1}} and λ 2 {\displaystyle
Power_iteration
Decrease in value at a rate proportional to the current value
by the following differential equation, where N is the quantity and λ (lambda) is a positive rate called the exponential decay constant, disintegration
Exponential_decay
Lambda Theta Alpha is an American Latina-based college sorority. It was established in 1975 at Kean University. The sorority has both collegiate and alumnae
List of Lambda Theta Alpha chapters
List_of_Lambda_Theta_Alpha_chapters
Species of snake
Trimorphodon lambda, the Sonoran lyre snake, is a species of rear-fanged snake in the family Colubridae. Native to the southwestern United States and northwestern
Trimorphodon_lambda
Stochastic process
≠ i d t λ i − λ j {\displaystyle d\lambda _{i}=dB_{i}+\sum _{1\leq j\leq n:j\neq i}{\frac {dt}{\lambda _{i}-\lambda _{j}}}} where B 1 , . . . , B n {\displaystyle
Dyson_Brownian_motion
Type of random mathematical object
\Pr\{N=n\}={\frac {\Lambda ^{n}}{n!}}e^{-\Lambda }} where n ! {\textstyle n!} denotes factorial and the parameter Λ {\textstyle \Lambda } determines the
Poisson_point_process
American LGBT civil rights organization
The Lambda Legal Defense and Education Fund, better known as Lambda Legal, is an American civil rights organization that focuses on lesbian, gay, bisexual
Lambda_Legal
2026 awards ceremony for LGBTQ+ literature
The 38th Lambda Literary Awards honor works of LGBTQ+ literature published in 2025. Finalists were announced on March 18, 2026, and winners were announced
38th_Lambda_Literary_Awards
Star in the constellation Telescopus
λ Telescopii, Latinized as Lambda Telescopii, is a solitary, bluish-white hued star located in the southern constellation of Telescopium. It has an apparent
Lambda_Telescopii
Conditional Poisson distribution restricted to positive integers
g(k;\lambda )=P(X=k\mid X>0)={\frac {f(k;\lambda )}{1-f(0;\lambda )}}={\frac {\lambda ^{k}e^{-\lambda }}{k!\left(1-e^{-\lambda }\right)}}={\frac {\lambda ^{k}}{(e^{\lambda
Zero-truncated Poisson distribution
Zero-truncated_Poisson_distribution
Hyperelastic material model
W\left(\lambda _{1},\lambda _{2},\lambda _{3}\right)=\sum _{p=1}^{N}{\frac {\mu _{p}}{\alpha _{p}}}\left(\lambda _{1}^{\alpha _{p}}+\lambda _{2}^{\alpha
Ogden_hyperelastic_model
Annual literary award for mystery novels with LGBT-themes
The Lambda Literary Award for Mystery is an annual literary award, presented by the Lambda Literary Foundation, to a mystery novel by or about people in
Lambda Literary Award for Mystery
Lambda_Literary_Award_for_Mystery
Formula for the great-circle distance between two points on a sphere
_{2}-\varphi _{1}} , Δ λ = λ 2 − λ 1 {\displaystyle \Delta \lambda =\lambda _{2}-\lambda _{1}} . The haversine function computes half a versine of the
Haversine_formula
Form of a matrix indicating its eigenvalues and their algebraic multiplicities
{red}\ulcorner }\lambda _{1}&1&{\color {red}\urcorner }\\&\lambda _{1}&1\,\,\,\,\,\\{\color {red}\llcorner }&&\lambda _{1}{\color {red}\lrcorner
Jordan_normal_form
Matrix decomposition
{\displaystyle p(\lambda )=\left(\lambda _{1}-\lambda \right)^{n_{1}}\left(\lambda _{2}-\lambda \right)^{n_{2}}\cdots \left(\lambda _{N_{\lambda }}-\lambda \right)^{n_{N_{\lambda
Eigendecomposition of a matrix
Eigendecomposition_of_a_matrix
Equation in Fourier analysis
{\displaystyle f_{\Lambda }(x)\sim \sum _{\lambda '\in \Lambda '}{\hat {f}}(\lambda ')e^{2\pi i\lambda 'x}} where Λ ′ {\displaystyle \Lambda '} is the dual
Poisson_summation_formula
American Latina collegiate sorority
Lambda Pi Chi Sorority, Incorporated (ΛΠΧ) (also known as Latinas Promoviendo Comunidad/Lambda Pi Chi Sorority, Inc.) is a Latina-based, but not Latina-exclusive
Lambda_Pi_Chi
Filipino college fraternity
The Lambda Beta Phi Fraternity & Sorority (LAMBDANS) is a fraternity established in the Philippines in July 1969. The co-educational organization has expanded
Lambda_Beta_Phi
Model for quantum noise in quantum systems
{\displaystyle \Delta _{\lambda }(\rho )=(1-\lambda )\rho +{\frac {\lambda }{d}}(\mathrm {tr} (\rho ))I=(1-\lambda )\rho +{\frac {\lambda }{d}}I.} The condition
Quantum_depolarizing_channel
Mathematical model of the Big Bang
The Lambda-CDM, Lambda cold dark matter, or ΛCDM model is the standard form of the Big Bang theory of cosmology governing the chronology of the universe
Lambda-CDM_model
Cylindrical conformal map projection
{\displaystyle x(\lambda )=\int _{\lambda _{0}}^{\lambda }R\,du,\qquad y(\varphi )=\int _{0}^{\varphi }R\sec v\,dv.} The value λ 0 {\displaystyle \lambda _{0}}
Mercator_projection
Relationship between programs and proofs
intuitionistic version as a typed variant of the model of computation known as lambda calculus. Actually, Howard's first formulation of the isomorphism was referred
Curry–Howard_correspondence
American multicultural college sorority
Lambda Psi Delta Sorority, Inc. (ΛΨΔ) was a multicultural, community service-based Greek-lettered sorority founded on March 9, 1997. Lambda Psi Delta
Lambda_Psi_Delta
Lambda Pi Eta is an international communication studies honor society, associated with the National Communication Association. Lambda Pi Eta was established
List of Lambda Pi Eta chapters
List_of_Lambda_Pi_Eta_chapters
LGBTQ+ organization
Lambda (often written as LAMBDA, also called the Mozambican Association for the Defense of Sexual Minorities) is an organization that promotes LGBTQI
Lambda (Mozambican organization)
Lambda_(Mozambican_organization)
North American Asian-American-Interest collegiate fraternity
Lambda Phi Epsilon (ΛΦΕ, also known as LPhiE and LFE) is the largest Asian-American-Interest fraternity in North America. Lambda Phi Epsilon is affiliated
Lambda_Phi_Epsilon
Mathematical constant
The de Bruijn–Newman constant, denoted by Λ {\displaystyle \Lambda } and named after Nicolaas Govert de Bruijn and Charles Michael Newman, is a mathematical
De_Bruijn–Newman_constant
{\displaystyle S_{\lambda }=S_{\{1,2,\ldots ,\lambda _{1}\}}\times S_{\{\lambda _{1}+1,\lambda _{1}+2,\ldots ,\lambda _{1}+\lambda _{2}\}}\times \cdots
Young_subgroup
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