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Storage method in computer memory
Matrix representation is a method used by a computer language to store column-vector matrices of more than one dimension in memory. Fortran and C use
Matrix_representation
Square matrix used to represent a graph or network
a different matrix representation whose elements indicate whether vertex–edge pairs are incident or not, and its degree matrix, which contains information
Adjacency_matrix
Four-dimensional number system
produces a diagonal complex matrix representation of complex numbers, and setting b = d = 0 produces a real matrix representation. The norm of a quaternion
Quaternion
Matrix in which most of the elements are zero
In numerical analysis and scientific computing, a sparse matrix or sparse array is a matrix in which most of the elements are zero. There is no strict
Sparse_matrix
Mapping function that preserves data point locality
Geohash Hilbert R-tree Linear algebra Locality preserving hashing Matrix representation Netto's theorem PH-tree Spatial index Discrete Global Grid Systems
Z-order_curve
Number with a real and an imaginary part
of the corresponding matrix, and the conjugate of a complex number with the transpose of the matrix. The polar form representation of complex numbers explicitly
Complex_number
Array of numbers
In mathematics, a matrix (pl.: matrices) is a rectangular array of numbers or other mathematical objects with elements or entries arranged in rows and
Matrix_(mathematics)
Matrix representation of a graph
Laplacian matrix, also called the graph Laplacian, admittance matrix, Kirchhoff matrix, or discrete Laplacian, is a matrix representation of a graph
Laplacian_matrix
Type of group and algebra representation
generalized by Richard Brauer from the 1940s to give modular representation theory, in which the matrix operators act on a vector space over a field K {\displaystyle
Irreducible_representation
Branch of mathematics that studies abstract algebraic structures
the representation theory of groups, in which elements of a group are represented by invertible matrices such that the group operation is matrix multiplication
Representation_theory
Method of describing higher-order polyhedra
The matrix for the composition of two operators is just the product of the matrixes for the two operators. Distinct operators may have the same matrix, for
Conway_polyhedron_notation
Concept in mathematics
&e_{n}\end{bmatrix}}S} with S an invertible n×n matrix. Now the new matrix representation for the symmetric bilinear form is given by A ′ = S T
Symmetric_bilinear_form
Matrix of binary truth values
matrix, binary matrix, relation matrix, Boolean matrix, or (0, 1)-matrix is a matrix with entries from the Boolean domain B = {0, 1}. Such a matrix can
Logical_matrix
Matrices similar to diagonal matrices
These definitions are equivalent: if T {\displaystyle T} has a matrix representation A = P D P − 1 {\displaystyle A=PDP^{-1}} as above, then the column
Diagonalizable_matrix
Group of symmetries of the square
]}} . The identity transformation is represented by the identity matrix [ 1 0 0 1 ] {\displaystyle {\bigl [}{\begin{smallmatrix}1&0\\0&1\end{smallmatrix}}{\bigr
Dihedral_group_of_order_8
Real numbers adjoined with a nil-squaring element
represented by the square matrix ( a b 0 a ) {\displaystyle {\begin{pmatrix}a&b\\0&a\end{pmatrix}}} . In this representation the matrix ( 0 1 0 0 ) {\displaystyle
Dual_number
Concept in mathematical optimization
In mathematical optimization, the Karush–Kuhn–Tucker (KKT) conditions, also known as the Kuhn–Tucker conditions, are first derivative tests (sometimes
Karush–Kuhn–Tucker_conditions
Correspondence between quaternions and 3D rotations
physics areas. The representation of a rotation as a quaternion (4 numbers) is more compact than the representation as an orthogonal matrix (9 numbers). Furthermore
Quaternions and spatial rotation
Quaternions_and_spatial_rotation
approximation in an inhomogeneous medium. A matrix representation for an inhomogeneous medium was presented using a pair of matrix equations. A single equation using
Matrix representation of Maxwell's equations
Matrix_representation_of_Maxwell's_equations
Geometric transformation
scaling matrix. To scale an object by a vector v = (vx, vy, vz), each point p = (px, py, pz) would need to be multiplied with this scaling matrix: S v =
Scaling_(geometry)
Idempotent linear transformation from a vector space to itself
projection matrix that is not an orthogonal projection matrix is called an oblique projection matrix. The eigenvalues of a projection matrix must be 0
Projection_(linear_algebra)
Generators of the Clifford algebra for relativistic quantum mechanics
specific anticommutation relations that ensure they generate a matrix representation of the Clifford algebra C l 1 , 3 ( R ) . {\displaystyle \ \mathrm
Gamma_matrices
Operators useful in quantum mechanics
a † {\displaystyle a^{\dagger }} to ψ 0 {\displaystyle \psi _{0}} . The matrix expression of the creation and annihilation operators of the quantum harmonic
Creation and annihilation operators
Creation_and_annihilation_operators
System for describing optical polarization
2248B. doi:10.1364/JOSAA.10.002248. Fymat, A. L. (1971). "Jones's Matrix Representation of Optical Instruments. 1: Beam Splitters". Applied Optics. 10 (11):
Jones_calculus
Generalization of complex inner products
(V,h)} is called a Hermitian space. The matrix representation of a complex Hermitian form is a Hermitian matrix. A complex Hermitian form applied to a
Sesquilinear_form
Planar movement within a Euclidean space without rotation
group. A translation is an affine transformation with no fixed points. Matrix multiplications always have the origin as a fixed point. Nevertheless, there
Translation_(geometry)
Decision tracking and managing method
incidence matrix, N2 matrix, interaction matrix, dependency map or design precedence matrix) is a simple, compact and visual representation of a system
Design_structure_matrix
Concept in numerical linear algebra
is this usual matrix one sees in Computer Graphics; however, a Givens rotation is simply a matrix as defined in the Matrix representation section above
Givens_rotation
Hypercomplex number system
elements of the table are antisymmetric, making it almost a skew-symmetric matrix except for the elements on the main diagonal, as well as the row and column
Octonion
Four-dimensional algebra over the real numbers
q=A+Bi+C\varepsilon j+D\varepsilon k} has the following representation as a 2x2 complex matrix: ( A + B i C + D i 0 A − B i ) . {\displaystyle
Applications of dual quaternions to 2D geometry
Applications_of_dual_quaternions_to_2D_geometry
Concept in linear algebra
projection matrix. To project a vector onto the unit vector a = (ax, ay, az), it would need to be multiplied with this projection matrix: The vector
Vector_projection
Concept in geometry including line and circle
+ D {\displaystyle 0=Az{\bar {z}}+Bz+C{\bar {z}}+D} can be written as a matrix equation 0 = ( z 1 ) ( A B C D ) ( z ¯ 1 ) . {\displaystyle
Generalised_circle
Mathematical version of an order change
{\displaystyle {\begin{matrix}&1&\\4&&3\\&2&\end{matrix}}\qquad {\begin{matrix}&4&\\2&&1\\&3&\end{matrix}}\qquad {\begin{matrix}&2&\\3&&4\\&1&\end{matrix}}\qquad
Permutation
Geometric transformation that preserves lines but not angles nor the origin
invertible, the square matrix A {\displaystyle A} appearing in its matrix representation is invertible. The matrix representation of the inverse transformation
Affine_transformation
Particular mathematical group
In group theory, the lamplighter group L {\displaystyle L} is the restricted wreath product Z 2 ≀ Z {\displaystyle \mathbb {Z} _{2}\wr \mathbb {Z} } .
Lamplighter_group
Group of symmetries of a regular polygon
matrices, with composition being matrix multiplication. This is an example of a (two-dimensional) group representation. For example, the elements of the
Dihedral_group
Linear map over a ring
procedure then gives the matrix representation with respect to such choices of the bases. For more general modules, matrix representations may either
Module_homomorphism
_{jk}^{N_{k}}\,} ∀ j,k,ℓ,m = 1, . . . ,n. Moreover, in any irreducible matrix representation, relevant for physical applications, it is required that ω j k =
Generalized_Clifford_algebra
Gamma matrices for arbitrary Clifford algebras
do not require a specific matrix representation, and one obtains a clearer definition of chirality in this way. Several matrix representations are possible
Higher-dimensional gamma matrices
Higher-dimensional_gamma_matrices
Complex matrix A* obtained from a matrix A by transposing it and conjugating each entry
{\displaystyle m\times n} complex matrix A {\displaystyle \mathbf {A} } is an n × m {\displaystyle n\times m} matrix obtained by transposing A {\displaystyle
Conjugate_transpose
Moving average and polynomial regression method for smoothing data
} is a vector of the responses Y i {\displaystyle Y_{i}} . This matrix representation is crucial for studying the theoretical properties of local regression
Local_regression
Concept in mathematics
In mathematics, the matrix representation of conic sections permits the tools of linear algebra to be used in the study of conic sections. It provides
Matrix representation of conic sections
Matrix_representation_of_conic_sections
For a square matrix, the transpose of the cofactor matrix
classical adjoint adj(A) of a square matrix A is the transpose of its cofactor matrix. It is occasionally known as adjunct matrix, or "adjoint", though that normally
Adjugate_matrix
Type of category in category theory
i2 ∘ p2 = 1. Using this, we can represent any morphism A ⊕ B → C ⊕ D as a matrix. Given objects A1, ..., An and B1, ..., Bm in an additive category, we can
Additive_category
Force needed to pull a spring grows linearly with distance
number, but rather a linear map (a tensor) that can be represented by a matrix of real numbers. In this general form, Hooke's law makes it possible to
Hooke's_law
Matrix representing a Euclidean rotation
rotation matrix is a transformation matrix that is used to perform a rotation in Euclidean space. For example, using the convention below, the matrix R = [
Rotation_matrix
Central object in linear algebra; mapping vectors to vectors
{x} } The matrix representation of vectors and operators depends on the chosen basis; a similar matrix will result from an alternate
Transformation_matrix
Relationship between elements of two sets
{\displaystyle X=Y} ) form a matrix semiring (indeed, a matrix semialgebra over the Boolean semiring) where the identity matrix corresponds to the identity
Binary_relation
Euclidean space without distance and angles
equal to 1 on all space, but this "reserved" coordinate allows for matrix representation of affine maps similar to one used for projective maps. The most
Affine_space
Data structure representing a graph
|E|/|V|2 > 1/64, that is the adjacency list representation occupies more space than the adjacency matrix representation when d > 1/64. Thus a graph must be sparse
Adjacency_list
Cryptographic operation in the Rijndael encryption algorithm
the operation can be expressed in terms of polynomial multiplication and matrix multiplication. Regardless, the function always uses the exclusive or ⊕
Rijndael_MixColumns
Fractal which resembles a plant
removal of the section which includes the bottom two leaves. In the matrix representation, it can be seen to be a slight clockwise rotation, scaled to be
Barnsley_fern
Concept in mathematical group theory
character of a group representation is a function on the group that associates to each group element the trace of the corresponding matrix. The character carries
Character_theory
Ways to represent 3D rotations
representation Q36. How do I generate a rotation matrix from Euler angles? and Q37. How do I convert a rotation matrix to Euler angles? — The Matrix and
Rotation formulations in three dimensions
Rotation_formulations_in_three_dimensions
Branch of physics describing the motion of objects without considering forces
certain type of 3×3 matrix known as a homogeneous transform. The 3×3 homogeneous transform is constructed from a 2×2 rotation matrix A(φ) and the 2×1 translation
Kinematics
Molecular modeling tool in chemistry
chemistry, the Z-matrix is a way to represent a system built of atoms. A Z-matrix is also known as an internal coordinate representation. It provides a
Z-matrix_(chemistry)
Group of all affine transformations of an affine space
corresponding to the direct sum decomposition V ⊕ K. A similar representation is any (n + 1) × (n + 1) matrix in which the entries in each column sum to 1. The similarity
Affine_group
Function over linear operators
\ldots ,f_{n}} , be bases for V and W respectively; then T has a matrix representation { a k ℓ , i j } 1 ≤ k , i ≤ m , 1 ≤ ℓ , j ≤ n {\displaystyle \{a_{k\ell
Partial_trace
first SAM in 1962 (Stone and Brown 1962). They were built as a matrix representation of the National Account, and came to the World Bank with Graham
Social_accounting_matrix
Property of electrical conductors
^{2}W}{\partial i_{n}\partial i_{m}}}} requires Lm,n = Ln,m. The inductance matrix, Lm,n, thus is symmetric. The integral of the energy transfer is the magnetic
Inductance
Irreducible representation of the rotation group SO
The Wigner D-matrix is a unitary matrix in an irreducible representation of the groups SU(2) and SO(3). It was introduced in 1927 by Eugene Wigner, and
Wigner_D-matrix
1999 film by the Wachowskis
The Matrix is a 1999 science fiction action film written and directed by the Wachowskis. The first installment in the Matrix film series, it stars Keanu
The_Matrix
Definition of quantum circuits
{1}/{\sqrt {2}}} in the unitary matrix representation, removing the phase gate S disallows i {\displaystyle i} in the unitary matrix, and removing the CNOT gate
Clifford_gate
Concept in computer vision
since R {\displaystyle \mathbf {R} } is a rotation matrix. Properties of the matrix representation of the cross product. Finally, it can be assumed that
Essential_matrix
Computer vision geometry concept
In computer vision a camera matrix or (camera) projection matrix is a 3 × 4 {\displaystyle 3\times 4} matrix which describes the mapping of a pinhole camera
Camera_matrix
Mathematical object
parallelizable are S1, S3, and S7. By using a matrix representation of the quaternions, H, one obtains a matrix representation of S3. One convenient choice is given
3-sphere
off-diagonal entries in this matrix reflect the proximity between a pair of products. A visual representation of the proximity matrix reveals high modularity:
The_Product_Space
Symmetry of spatially mirrored systems
} which defines the representation. For a matrix R ∈ O ( 3 ) , {\displaystyle \ R\in {\text{O}}(3)\ ,} When the representation is restricted to S
Parity_(physics)
Age-structured model of population growth
{\displaystyle n_{x+1}=s_{x}n_{x}} . This implies the following matrix representation: [ n 0 n 1 ⋮ n ω − 1 ] t + 1 = [ f 0 f 1 f 2 … f ω − 2 f ω − 1 s
Leslie_matrix
Scalar-valued bilinear function
other vector. A vector v, with matrix representation x, is in the radical of a bilinear form with matrix representation A, if and only if Ax = 0 ⇔ xTA
Bilinear_form
Mathematical function of a linear operator
this column vector has finite dimension. Additionally, define a matrix representation of the linear operator D with elements A i j = ⟨ u i , D u j ⟩ =
Eigenfunction
Relation of space and time in relativity theory
transformation for a frame moving with velocity v along the x-axis is given by the matrix Λ {\displaystyle \Lambda } : [ c t ′ x ′ ] = [ γ − β γ − β γ γ ] [ c t x
Hyperbolic_orthogonality
matrices used in mathematics, science and engineering. A matrix (plural matrices, or less commonly matrixes) is a rectangular array of numbers called entries
List_of_named_matrices
Type of high-dimensional algebra
Figure: A schematic representation of a single element of the Monster group as a 196883 × 196883 {\displaystyle 196883\times 196883} matrix. The sheer quantity
Griess_algebra
Measue of semantic similarity
two sums up the vector similarity of each iteration. Both, matrix and local representation, compute the same similarity score. CoSimRank can also be used
SimRank
Design of experiments to collect similar contexts together
4x3 matrix whose 4 rows are the levels of the treatment X1 and whose columns are the 3 levels of the blocking variable X2. The cells in the matrix have
Blocking_(statistics)
Sum of elements on the main diagonal
In linear algebra, the trace of a square matrix A, denoted tr(A), is defined as a sum of the elements on its main diagonal, a 11 + a 22 + ⋯ + a n n {\displaystyle
Trace_(linear_algebra)
Representation of a group or algebra in terms of an algebra with quaternionic structure
quaternionic matrix representation of g assigns a square matrix of quaternions ρ(g) to each element g of G such that ρ(e) is the identity matrix and ρ ( g
Quaternionic_representation
equivalent way of saying this is that h {\displaystyle h} has the matrix representation ( − I n 0 0 I p ) {\displaystyle {\begin{pmatrix}-I_{n}&0\\0&I_{p}\end{pmatrix}}}
Derivations of the Lorentz transformations
Derivations_of_the_Lorentz_transformations
Sum of a scalar and vector in Clifford algebra
_{21}-\psi _{12}^{*}&\psi _{22}-\psi _{22}^{*}\end{pmatrix}}} The matrix representation of a Euclidean space in higher dimensions can be constructed in
Paravector
Graph with oriented edges
adjacency matrix of a directed graph is a logical matrix, and is unique up to permutation of rows and columns. Another matrix representation for a directed
Directed_graph
Change of basis applied in quantum computing
{\displaystyle \omega ^{8}=\left(e^{\frac {i2\pi }{8}}\right)^{8}=1} . The matrix representation of the Fourier transform on three qubits is: F 8 = 1 8 [ 1 1 1 1
Quantum_Fourier_transform
Partition into subsets from a given family
it DLX. It uses the matrix representation of the problem, implemented as a series of doubly linked lists of the 1s of the matrix: each 1 element has a
Exact_cover
Fundamental operation on complex numbers
Wirtinger derivatives – Concept in complex analysis "Lesson Explainer: Matrix Representation of Complex Numbers | Nagwa". www.nagwa.com. Retrieved 2023-01-04
Complex_conjugate
Linear algebra operation
finite-dimensional spaces, the matrix representation (with respect to an orthonormal basis) of an orthogonal transformation is an orthogonal matrix. Its rows are mutually
Orthogonal_transformation
Mathematical tool in quantum physics
quantum information. The density matrix is a representation of a linear operator called the density operator. The density matrix is obtained from the density
Density_matrix
Matrix factorisation in mathematics
Schur, is a matrix decomposition. It allows one to write an arbitrary complex square matrix as unitarily similar to an upper triangular matrix whose diagonal
Schur_decomposition
Rational numbers with root 5 added
spanned by the identity matrix I {\displaystyle \mathbf {I} } , the image of the number 1 {\displaystyle 1} , and a matrix Φ {\displaystyle \mathbf
Golden_field
Matrix operation which flips a matrix over its diagonal
that flips a matrix over its diagonal; that is, transposition switches the row and column indices of the matrix A to produce another matrix, called the
Transpose
Operator on a Hilbert space that shifts basis vectors
)=(b_{1},b_{2},b_{3},\dots )} The matrix representation of S ∗ {\displaystyle S^{*}} is the conjugate transpose of the matrix for S {\displaystyle S} : S ∗
Unilateral_shift_operator
are described by A {\displaystyle A} , an n × m {\displaystyle n\times m} matrix with entries in 0 , 1 {\displaystyle {0,1}} . Each column represents a subject
Set_balancing
Clifford algebra in 4 dimensions
in developing the Dirac equation for spin-1/2 particles with a matrix representation of the gamma matrices, which represent the generators of the algebra
Dirac_algebra
Square matrix with ones on the main diagonal and zeros elsewhere
itself, the identity matrix I n {\displaystyle I_{n}} represents the identity function, for whatever basis was used in this representation. The i {\displaystyle
Identity_matrix
Vector satisfying some of the criteria of an eigenvector
n} -dimensional vector space and let A {\displaystyle A} be the matrix representation of a linear map from V {\displaystyle V} to V {\displaystyle V}
Generalized_eigenvector
Type of matrix representation
complex matrix A {\displaystyle A} is a factorization of the form A = U P {\displaystyle A=UP} , where U {\displaystyle U} is a unitary matrix, and P {\displaystyle
Polar_decomposition
Numerical variational technique
The density matrix renormalization group (DMRG) is a numerical variational technique devised to obtain the low-energy physics of quantum many-body systems
Density matrix renormalization group
Density_matrix_renormalization_group
Parameterization of a rotation into a unit vector and angle
in a Cartesian representation into Mercer's theorem is a convenient construction of the Cartesian representation of the Rotation Matrix in three dimensions
Axis–angle_representation
character of this representation is defined as the trace of this permutation matrix. An element on the diagonal of a permutation matrix is 1 if the point
Permutation_representation
Degree of connectedness within a graph
dense adjacency matrix representation of the graph, and for edges takes Θ ( E ) {\displaystyle \Theta (E)} in a sparse matrix representation. The definition
Centrality
Matrix relating system inputs and outputs
and various branches of engineering, a transfer function matrix, or just transfer matrix is a generalisation of the transfer functions of single-input
Transfer_function_matrix
MATRIX REPRESENTATION
MATRIX REPRESENTATION
Male
English
Anglicized form of Irish Gaelic MainchÃn, MANNIX means "little monk."
Male
Hungarian
Czech and Hungarian form of Greek Patrikios, PATRIK means "patrician, of noble descent."
Girl/Female
Arabic, Australian, Basque, French, Latin
Lady; Feminine of Martin; Warlike
Female
Finnish
Finnish form of Greek Margarites, MAARIT means "pearl."
Female
English
Pet form of English Matilda, MATTIE means "mighty in battle." Compare with masculine Mattie.
Female
Finnish
Finnish form of Greek Maria, MAARIA means "obstinacy, rebelliousness" or "their rebellion."Â
Female
English
French form of Latin Maria, MARIE means "obstinacy, rebelliousness" or "their rebellion."
Male
English
 English form of Roman Latin Martinus, MARTIN means "of/like Mars." Compare with another form of Martin.
Male
French
 French form of Roman Latin Martinus, MARTIN means "of/like Mars." Compare with another form of Martin.
Female
German
Pet form of German Katarine, KATRIN means "pure."
Surname or Lastname
English (of Welsh origin)
English (of Welsh origin) : variant of Maddox.
Girl/Female
Biblical
Rain, prison.
Male
English
Pet form of English Matthew, MATTIE means "gift of God." Compare with feminine Mattie.
Female
Welsh
Welsh form of Old French Caterine, CATRIN means "pure."
Male
Italian
Italian form of Hebrew Mattithyah, MATTIA means "gift of God."
Female
Finnish
Pet form of Finnish Katariina, KATRI means "pure."
Female
English
English form of Latin Viatrix, BEATRIX means "voyager (through life)."
Male
English
Pet form of English Martin, MARTIE means "of/like Mars."
Girl/Female
Maori
The Maori form of April.
Male
French
French and German form of Greek Mattathias, MATHIS means "gift of God."
MATRIX REPRESENTATION
MATRIX REPRESENTATION
Girl/Female
English
Flatland.
Girl/Female
Indian, Punjabi, Sikh
Imegination; Pure
Boy/Male
Muslim
Religion
Male
Greek
(ἈÏταξÎÏξης) Greek form of Persian Artachshatra (Hebrew Artachshashta), ARTAXERXES means "great warrior" or "lion-king." In the bible, this is the name of the son and successor of Xerxes as emperor of Persia.
Girl/Female
Tamil
Offering, Gift
Surname or Lastname
English (northern)
English (northern) : variant of Priest.
Male
Italian
Italian and Spanish form of Old High German Gerhard, GERARDO means "spear strong."
Surname or Lastname
English
English : patronymic from the personal name Andrew. This is the usual southern English patronymic form, also found in Wales; the Scottish and northern English form is Anderson. In North America this name has absorbed numerous cases of the various European cognates and their derivatives. (For forms, see Hanks and Hodges 1988.)This was a common name among the early settlers in New England. Robert Andrews emigrated in 1635 from Norwich, England, to Ipswich, MA. Even before 1635, one Thomas Andrews is recorded as being established in Hingham. A certain William Andrews was a member of John Davenport’s company, which sailed from Boston in 1638 to found the New Haven colony.
Boy/Male
Welsh American English
Father.
Female
English
Variant spelling of English Kayleigh, CAILEIGH means "slender."
MATRIX REPRESENTATION
MATRIX REPRESENTATION
MATRIX REPRESENTATION
MATRIX REPRESENTATION
MATRIX REPRESENTATION
pl.
of Maori
n.
The martin.
n.
A housekeeper; esp., a woman who manages the domestic economy of a public instution; a head nurse in a hospital; as, the matron of a school or hospital.
n.
The earthy or stony substance in which metallic ores or crystallized minerals are found; the gangue.
n.
A rectangular arrangement of symbols in rows and columns. The symbols may express quantities or operations.
n.
The womb.
n.
A genus of swallows including the purple martin. See Martin.
n.
Hence, that which gives form or origin to anything
n.
In type founding and forging, an impression or matrix, formed by a punch drift.
n.
The lifeless portion of tissue, either animal or vegetable, situated between the cells; the intercellular substance.
v. t.
The white fibrous matter forming the matrix from which fungi.
v. i.
The mineral substance which incloses a vein; a matrix; a gangue.
n.
A mold; a matrix.
pl.
of Matrix
a.
Of or pertaining to the Maoris or to their language.
n.
The cavity in which anything is formed, and which gives it shape; a die; a mold, as for the face of a type.
a.
Of or pertaining to the meter as a standard of measurement; of or pertaining to the decimal system of measurement of which a meter is the unit; as, the metric system; a metric measurement.
n.
See Matrix.
n.
The five simple colors, black, white, blue, red, and yellow, of which all the rest are composed.