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Lambda

Lambda is the eleventh letter of the Greek alphabet. In science and mathematics, the name is widely used as a symbol for various concepts, including wavelength (denoted by the Greek letter λ) and eigenvalues in linear algebra.

Lambda calculus is a formal system developed in the 1930s by Alonzo Church for defining and applying

Lambda expressions in programming languages provide anonymous functions that can be passed as values, stored in

AWS Lambda is a serverless compute service from Amazon Web Services. It runs user code in response

functions.
It
uses
function
abstraction
and
application,
with
computation
proceeding
by
beta
reduction.
It
forms
a
foundational
model
of
computation
and
has
influenced
the
design
of
functional
programming
languages.
data
structures,
and
used
as
arguments.
They
are
central
to
functional
and
modern
imperative
languages,
such
as
JavaScript,
Python,
Java,
and
C#,
and
reflect
ideas
from
lambda
calculus
while
incorporating
language-specific
features
like
closures
and
type
systems.
to
events
or
HTTP
requests
without
provisioning
servers.
Supported
runtimes
include
Node.js,
Python,
Java,
Go,
and
.NET;
pricing
is
based
on
the
number
of
requests
and
compute
time,
with
a
maximum
per-invocation
execution
time
of
15
minutes.
It
is
commonly
used
for
microservices,
data
processing,
and
real-time
workflows.