Math Glossary Letter L
lagrange theorem
noun
in group theory, for any finite group say G, the order of subgroup H of group G divides the order of G

p = a2 + b2 + c2 + d2
lambda
noun
A letter of the greek alphabet used for math notation.

Λ  λ
lateral area
noun
the calculation of the area of one side of a three-dimensional object
lattice multiplication
noun
a written method of multiplying numbers also known as Chinese multiplication
latus rectum
noun
he chord through a focus parallel to the conic section directrix
law
noun
a mathematical statement which always holds true
LDL
noun
low-density lipoprotein) cholesterol, sometimes called bad cholesterol, makes up most of your body's cholesterol.
least common multiple
noun
Given 2 numbers a and b, the least common multiple LCM is the smallest positive integer that is divisible by both. It is commonly denoted as LCM(a, b)
least squares method
noun
a statistical procedure to find the best fit for a set of data points by minimizing the sum of the offsets or residuals of points from the plotted curve
leibnizs triangle
noun
a triangular arrangement of unit fractions in which the outermost diagonals consist of the reciprocals of the row numbers and each inner cell is the cell diagonally above and to the left minus the cell to the left.
lemma
noun
An intermediate theorem. A generally minor, proven proposition which is used as a stepping stone to a larger result. For that reason, it is also known as a helping theorem or an auxiliary theorem.
length
noun
the measurement or extent of something from end to end
less than
noun
Shows an inequality of one value being less than another

<
less than or equal to
noun
Shows an inequality of one value being equal to or less than another

letter
noun
a character representing one or more of the sounds used in speech; any of the symbols of an alphabet.
letter arrangements
noun
ways to arrange letters in a word
levenshtein distance
noun
a string metric for measuring the difference between two sequences
lever
noun
a rigid body capable of rotating on a point on itself.
liability
noun
an obligation of a company that results in the companys future sacrifices of economic benefits to other entities or businesses
LIFO
noun
ast in, first out (LIFO) is a method used to account for inventory that records the most recently produced items as sold first
LIFO
noun
Last In, Last Out is an accounting method in which assets purchased or acquired lasst are disposed of first
like terms
noun
Terms whose variables (such as x or y) with any exponentsare the same
likelihood
noun
how likely a particular population is to produce an observed sample
limit
noun
the value that a function (or sequence) approaches as the input (or index) approaches some valu
line
noun
an infinitely long one-dimensional object with no width, depth, or curvature
linear algebra
noun
the study of vectors and linear functions
linear congruence
noun
a problem of finding an integer x that satisfies the equation ax = b (mod m)
Linear equation
noun
An equation with the form a1x1 + ··· + anxn + b = 0 where where x1, ···,xn are the variables (or unknowns), and b , a1,···,xn are the coefficients

a1x1 + ··· + anxn + b = 0
linear interpolation
noun
a method of curve fitting using linear polynomials to construct new data points within the range of a discrete set of known data points
liter
noun
metric unit of capacity, formerly defined as the volume of one kilogram of water under standard conditions, now equal to 1,000 cubic centimeters
literal equation
noun
an equation which consists primarily of letters
littles law
noun
the average number of items in a stationary queuing system, based on the average waiting time of an item within a system and the average number of items arriving at the system per unit of time.

CT = WIP/TH
loan
noun
a thing that is borrowed, especially a sum of money that is expected to be paid back with interest.
logarithm
noun
the exponent or power to which a base must be raised to yield a given number
logarithmic rate of return
noun
a way of calculating the rate of return on an investment measuring the rate of exponential growth
logistic map
noun
a polynomial mapping (equivalently, recurrence relation) of degree 2. it gives a way of predicting how a population of animals will grow or shrink over time
long division
noun
a standard division algorithm suitable for dividing multi-digit numerals that is simple enough to perform by hand.
loss
noun
decrease the amount or rate of (something, typically weight or speed or time).
lotto
noun
a lottery game similar to bingo
lower bound
noun
Any number less than or equal to all elements in a set.
lower quartile
noun
the value under which 25% of data points are found when they are arranged in increasing order