-
1 skew-symmetric product
Большой англо-русский и русско-английский словарь > skew-symmetric product
-
2 skew-symmetric product
Математика: кососимметрическое произведение (векторов)Универсальный англо-русский словарь > skew-symmetric product
-
3 skew-symmetric product
English-Russian scientific dictionary > skew-symmetric product
-
4 skew-symmetric
1) кососимметричный
2) антисимметрический
3) антисимметричный
4) кососимметрический ∙ space of skew-symmetric tensors ≈ пространство кососимметрических тензоров - skew-symmetric affinor - skew-symmetric determinant - skew-symmetric endomorphism - skew-symmetric form - skew-symmetric function - skew-symmetric functional - skew-symmetric kernel - skew-symmetric matrix - skew-symmetric object - skew-symmetric operator - skew-symmetric pairing - skew-symmetric polynomial - skew-symmetric product - skew-symmetric relation - skew-symmetric tensor - skew-symmetric transformationБольшой англо-русский и русско-английский словарь > skew-symmetric
-
5 product
1) продукт, изделие; товар2) мат. произведение, результат умножения3) результат, итог4) pl продукция•- absolutely free product - complete regular product - fully regular product - primary forest products - product of measure spaces - product of vector spaces - scalar triple product - semiinner product - semiscalar product - triple vector product - usual inner product - vector triple productto draw off an overhead product — хим. отбирать дистиллят
-
6 кососимметрическое произведение
Большой англо-русский и русско-английский словарь > кососимметрическое произведение
-
7 space
1) интервал, промежуток2) пробел || оставлять пробелы3) область; площадь4) пространство || пространственный5) космос, космическое пространство6) полость7) расстояние•- absolutely compact space - absolutely embedded space - absolutely thick space - algebraically parallel space - almost complex space - almost expandable space - almost isomorphic space - almost metric space - almost nonsingular space - almost paracompact space - almost pretopological space - analytically ramified covering space - arcwise connected space - centrally harmonic space - compactly ordered space - completely continuous space - completely degenerate space - completely disconnected space - completely harmonic space - completely metric space - completely normal space - completely reducible space - completely regular space - completely reticulated space - completely separable space - completely separated space - completely symmetric space - completely uniformizable space - constant curvature space - continuous sample space - continuously ordered space - contractible in itself space - countably compactifiable space - countably dimensional space - countably generated space - countably infinite space - countably metacompact space - countably multinormed space - countably normed space - countably paracompact space - countably refinable space - countably subcompact space - finitely productive space - finitely sheeted space - finitely triangulated space - fully normal space - general metrizable space - general topological space - global analytic space - globally symmetric space - hereditarily normal space - hereditarily paracompact space - hereditarily separable space - hereditarily symmetric space - holomorphic tangent space - holomorphically complete space - holomorphically convex space - homotopy associative space - iterated loop space - linearly connected space - linearly ordered space - linearly topologized space - load space - locally bounded space - locally closed space - locally compact space - locally complete space - locally connected space - locally contractible space - locally convex space - locally directed space - locally fine space - locally holomorphic space - locally homogeneous space - locally hyperbolic space - locally linear space - locally metrizable space - locally ringed space - locally separable space - locally simply connected space - locally solid space - locally spherical space - locally star-shaped space - locally symmetric space - locally timelike space - locally triangulable space - monotonically normal space - naturally isomorphic space - naturally ordered space - naturally reductive space - nearly paracompact space - negative metric space - normally separated space - not simply connected space - nowhere connected space - null space of linear transformation - n-way projective space - perfectly normal space - perfectly regular space - perfectly screenable space - perfectly separable space - peripherically bicompact space - peripherically compact space - pointwise paracompact space - projectively metric space - quaternion hyperbolic space - quaternion projective space - quaternion vector space - regularly ordered space - relatively discrete space - relatively strong space - sequentially closed space - sequentially compact space - sequentially complete space - sequentially quasicomplete space - sequentially separable space - simply ordered space - simply partitionable space - space of affine connectedness - space of complex homomorphisms - space of continuous functions - space of finite measure - space of linear interpolation - space of right cosets - space of scalar curvature - strongly bounded space - strongly closed space - strongly compact space - strongly complete space - strongly irreducible space - strongly normal space - strongly normed space - strongly paracompact space - strongly pseudocompact space - strongly pseudometrizable space - strongly rigid space - strongly screenable space - structural space - structure space - topologically complete space - totally disconnected space - totally geodesic space - totally imperfect space - totally normal space - totally orderable space - totally ordered space - water jacket space - weakly closed space - weakly compact space - weakly complete space - weakly covering space - weakly dense space - weakly favorable space - weakly n-dimensional space - weakly paracompact space - weakly regular space - weakly separable space - weakly symmetric spaceto space out — полигр. набирать вразрядку
-
8 function
1) функция, действие || функционировать; действовать- essential functions - routine function - safety-related functions2) функциональное назначение; роль- circuit function - intrinsic function - metering function - primary function - robot function - planning function - service function - support function4) функциональный узел ( машины)5) матем. функциональная зависимость, функция- absolutely additive function - absolutely bounded function - absolutely continuous function - absolutely integrable function - absolutely monotone function - absolutely summable function - absolutely symmetric function - almost complex function - almost continuous function - almost convex function - almost everywhere defined function - almost everywhere finite function - almost invariant function - almost periodic function - almost recursive function - almost separably-valued function - almost separating function - almost universal function - analytically independent function - analytically representable function - approximately differentiable function - asymptotically differentiable function - asymptotically finite function - asymptotically uniformly optimal function - bounded below function - cellwise continuous function - circumferentially mean p-valent function - comparison function - complementary error function - complete analytic function - completely additive function - completely computable function - completely monotone function - completely multiplicative function - completely productive function - completely subadditive function - completely symmetrical function - completely undefined function - complex hyperbolic function - conditional risk function - countably multiplicative function - countably valued function - covariant function - cumulative distribution function - cumulative frequency function - deficiency function - double limit function - doubly periodic function - doubly recursive function - effectively computable function - effectively constant function - effectively decidable function - effectively variable function - elementarily symmetric function - entire function of maximum type - entire function of mean type - entire function of potential type - entire function of zero type - entire rational function - essentially increasing function - essentially integrable function - essentially real function - essentially smooth function - everywhere differentiable function - everywhere smooth function - expansible function - explicitly definable function - exponentially convex function - exponentially decreasing function - exponentially increasing function - exponentially multiplicative function - exponentially vanishing function - finitely mean valent function - finitely measurable function - function of appropriate behavior - function of bounded characteristic - function of bounded type - function of bounded variation - function of complex variable - function of exponential type - function of finite genus - function of finite variation - function of fractional order - function of infinite type - function of integral order - function of maximal type - function of minimal type - function of mixed variables - function of normal type - function of number theory - function of one variable - function of rapid descent - function of rapid growth - function of real variable - general universal function - geometric carrier function - implicitly definable function - incomplete dibeta function - incomplete gamma function - incomplete tribeta function - incompletely defined function - inductively defined function - inductively integrable function - infinitely divisible function - infinitely many-valued function - integral logarithmic function - inverse trigonometric function - inverted beta function - iterative function - joint correlation function - joint density function - linearly separable function - locally bounded function - locally constant function - locally holomorphic function - locally homogeneous function - locally integrable function - locally negligible function - locally regular function - locally summable function - logarithmic generating function - logarithmic integral function - logarithmically infinite function - logarithmically plurisubharmonic function - logarithmically subharmonic function - lower semicontinuous function - monotone non-decreasing function - monotone non-increasing function - multiply periodic function - multiply recursive function - negative definite function - negative infinite function - nontangentially bounded function - normalized function - normed function - nowhere continuous function - nowhere differentiable function - nowhere monotonic function - n-times differentiable function - n-tuply periodic function - numeralwise expressible function - numeralwise representable function - numerical function - numerically valued function - oblate spheroidal function - operating characteristic function - optimal policy function - parametrically definable function - partially symmetric function - piecewise constant function - piecewise continuously differentiable function - piecewise linear function - piecewise monotonic function - piecewise polynomial function - piecewise quadratic function - piecewise regular function - piecewise smooth function - pointwise approximated function - positive homogeneous function - positive infinite function - positive monotone function - positive monotonic function - positive semidefinite function - potentially calculable function - potentially recursive function - power series function - probability generating function - quadratically summable function - rapidly damped function - rapidly decreasing function - rapidly oscillatory function - recursively continuous function - recursively convergent function - recursively defined function - recursively differentiable function - recursively divergent function - recursively extensible function - relative distribution function - relative frequency function - representing function - reproducing kernel function - residual function - residue function - scalarwise integrable function - scalarwise measurable function - sectionally smooth function - simply periodic function - singly recursive function - slowly increasing function - slowly oscillating function - slowly varying function - smoothly varying function - solid spherical harmonic function - solid zonal harmonic function - steadily increasing function - stopped random function - strictly convex function - strictly decreasing function - strictly increasing function - strictly integrable function - strictly monotone function - strongly differentiable function - strongly holomorphic function - strongly integrable function - strongly measurable function - strongly plurisubharmonic function - totally additive function - totally continuous function - totally measurable function - totally multiplicative function - totally positive function - triangular function - uniformly best decision function - uniformly bounded function - uniformly definable function - uniformly differentiable function - uniformly homotopic function - uniformly integrable function - uniformly limited function - uniformly measurable function - uniformly smooth function - unit step function - unitary divisor function - upper measurable function - upper semicontinuous function - weakly analytic function - weakly continuous function - weakly differentiable function - weakly holomorphic function - weakly measurable function - weakly singular function - weighted random functiondomain of a function — область определения функции, область изменения независимой переменной
-
9 matrix
1) матрица; дешифратор3) матем. матрица; таблица4) редк. шифратор•- address matrix
- adjacency matrix
- augmented matrix
- authorization matrix
- autocorrelation matrix
- banded matrix
- block matrix
- Boolean matrix
- check matrix
- circuit matrix
- circulant matrix
- coding matrix
- coefficient matrix
- coincident-current matrix
- compose matrix
- computing matrix
- confusion matrix
- connectivity matrix
- constraint matrix
- core matrix
- core-diode matrix
- correcting matrix
- correlation matrix
- decoder matrix
- decomposable matrix
- dependency matrix
- diagonal matrix
- diode matrix
- dot matrix
- electroluminescent matrix
- encoder matrix
- error matrix
- ferrite core matrix
- forward transform matrix
- full matrix
- gain matrix
- game matrix
- graphical plotting matrix
- hardware matrix
- head selector matrix
- Hermitian matrix
- identity matrix
- ill-conditioned matrix
- impact matrix
- incidence matrix
- indecomposable matrix
- integer matrix
- interconnect matrix
- intermediate matrix
- inverse matrix
- Jacobian matrix
- layered matrix
- LED matrix
- level of testing matrix
- light-emitting diode matrix
- light-emitting element matrix
- logical conversion matrix
- loss matrix
- magnetic memory matrix
- matrix of coupling
- matrix of sockets - matrix of wires
- memory matrix
- narrative matrix
- neon-photoconductive switching matrix
- node-to-datum path matrix
- nonsingular matrix
- optical memory matrix
- orthogonal matrix
- parity matrix
- payoff matrix
- photocell matrix
- precedence matrix
- printing matrix
- product matrix
- product-function matrix
- program-timing matrix
- punching matrix
- quasidiagonal matrix
- real matrix
- reduced matrix
- regret matrix
- resistor matrix
- scrambling matrix
- selection core matrix
- selection matrix
- semantic matrix
- singular matrix
- skew-symmetric matrix
- sparse matrix
- squarte matrix
- state matrix
- stencil-cutout matrix
- storage matrix
- switching matrix
- switch matrix
- symmetrical matrix
- symmetric matrix
- traffic matrix
- transformation matrix
- transformer-diode matrix
- transition matrix
- transition probability matrix
- transposed matrix
- triangular matrix
- triple-coincidence matrix
- two-dimensional matrix
- two-row matrix
- two-variable matrix
- unitary matrix
- vertex incidence matrix
- vertex-edge incidence matrix
- V-matrixEnglish-Russian dictionary of computer science and programming > matrix
-
10 matrix
матрица
– adaption matrix
– adjoint matrix
– adjoint of matrix
– adjugate matrix
– admittance matrix
– augmented matrix
– banded matrix
– block matrix
– Boolean matrix
– boundary matrix
– circuit matrix
– circulant matrix
– color matrix
– column matrix
– complex matrix
– computing matrix
– correlation matrix
– decoder matrix
– decomposable matrix
– deflate matrix
– derivative matrix
– diode matrix
– dispersion matrix
– dot matrix printer
– encoder matrix
– error matrix
– factor matrix
– grade of a matrix
– identity matrix
– immittance matrix
– impedance matrix
– improper matrix
– incidence matrix
– inverse matrix
– invert matrix
– invertible matrix
– line matrix
– linotype matrix
– m-column matrix
– matrix algebra
– matrix analyzer
– matrix calculus
– matrix cathode
– matrix circuit
– matrix decoder
– matrix display
– matrix dryer
– matrix element
– matrix equation
– matrix introduction
– matrix inversion
– matrix mechanics
– matrix memory
– matrix model
– matrix of coefficients
– matrix of wires
– matrix paper
– matrix printer
– matrix product
– matrix switch
– mold matrix
– monotype matrix
– multiple-array matrix
– multiplle-array matrix
– n-rowed matrix
– non-recurrent matrix
– non-singular matrix
– nonsingular matrix
– orthogonal matrix
– output matrix
– parastrophic matrix
– parity-check matrix
– partitioned matrix
– pay-off matrix
– payoff matrix
– permutation matrix
– pi matrix
– quasi-inverse matrix
– rank of matrix
– reciprocal matrix
– regret matrix
– row matrix
– scalar matrix
– scattering matrix
– self-conjugated matrix
– signal matrix
– singular matrix
– skew-symmetric matrix
– sparse matrix
– square matrix
– steel matrix
– stochastic matrix
– structural matrix
– switching matrix
– symmetric matrix
– Toplitz matrix
– transformation matrix
– transition matrix
– transmission matrix
– transpose matrix
– transpose of matrix
– two-variable matrix
– unimodal matrix
– unimodular matrix
– unitary matrix
locally matrix ring — <math.> кольцо локально матричное
off-diagonal matrix element — недиагональный матричный элемент
positive definite matrix — положительно определенная матрица
-
11 form
1) анкета; бланк2) вид; форма || придавать вид или форму3) контур; очертание4) конфигурация6) строит. опалубка; элемент опалубки7) скамейка, лавочка8) формуляр9) составлять; образовывать10) формироваться•calculation in a series form — матем. вычисление с помощью ряда
evaluation of indeterminate form — матем. раскрытие неопределённости
fraction in a factored form — матем. дробь в форме разложения на множители
in an expanded form — в виде ряда; в развёрнутом виде
integration in a closed form — матем. интегрирование в конечном виде
of closed form — матем. в конечном виде, с конечным числом членов
preparation of type form — полигр. чернение набора
reduction to a normal form — матем. приведение к нормальной форме
to bring into a canonical form — матем. приводить к канонической форме; приводить к каноническому виду
to form a circle — замыкаться в кольцо; образовывать кольцо
to rearrange in the form — переписывать в виде; преобразовывать к виду ( об уравнениях)
- absolutely convergent form - absolutely extreme form - definite form - elementary form - elimination form of inverse - everywhere regular form - evolutionary operation form - geodesic curvature form - indefinite form - p-adically equivalent form - relatively bounded form - repair request form - third fundamental form - totally definite form - totally discontinuous formto take on a form — принимать форму; принимать вид
-
12 matrix
1) мат. матрица || матричный2) форма, шаблон4) растр5) решётка6) таблица7) геол. материнская порода, основная масса ( породы)8) основа кристаллического вещества; кристаллическая решётка•- absolutely equivalent matrices - adjoint matrices - almost perfect matrix - almost periodic matrix - almost superdiagonal matrix - associative matrix - birth-death coefficient matrix - cocycle matrix - commutative matrix - commute matrices - commuting matrix - complex conjugate matrix - compound matrix - conjunctive matrices - consistently ordered matrix - constituent matrices - deficient matrix - doubly degenerated matrix - doubly stochastic matrix - encoding matrix - essentially positive matrix - magnetic core matrix - matrix of linear transformation - multiplicatively cogredient matrix - multiply degenerate matrix - mutually consistent matrices - nearly triangular matrix - negatively semidefinite matrix - nonnegatively semidefinite matrix - orthogonally similar matrices - positively definite matrix - positively semidefinite matrix - regularly partitioned matrix - strictly upper triangular matrix - strongly equivalent matrices - totally nonnegative matrix - totally positive matrix - totally unimodular matrix - uniformly tapered matrix - vertex incidence matrix - vertically symmetrical matrix - weakly cyclic matrix -
13 object
1) возражать2) объект || объектный3) предмет || предметный•- completely symmetric object - universally repelling object -
14 tensor
1) тензор
2) тензорный
– antisymmetric tensor
– conductivity tensor
– conjugate tensor
– contracted tensor
– deformation tensor
– energy-momentum tensor
– linear tensor
– rank of tensor
– skew-symmetric tensor
– strain tensor
– stress tensor
– tensor analysis
– tensor bundle
– tensor calculus
– tensor equation
– tensor interaction
– tensor product
-
15 kernel
1) зерно, зёрнышко2) керн3) матем. кернфункция4) сердцевина; ядро•kernel on the left — алг. ядро слева
kernel on the right — алг. ядро справа
kernel with a summable square — алг. ядро с суммируемым квадратом
- intrinsically singular kernel - kernel of a linear operator - kernel of a singular integral - kernel of a summation method - kernel of integral operator - kernel of integral transformation - locally finite kernel - nonpositive definite kernel - proper covariance kernelkernel with a weak singularity — алг. ядро со слабой особенностью
-
16 field
1) поле || полевой2) магн. наряжённость поля3) участок; область5) полигр. фон; грунт6) горн. прииск; месторождение7) горн. промысел || промысловый8) матем. тело; поле10) полевой; эксплуатационный•- algebraically complete field - axisymmetric field - base field - basic field - completely valuated field - field of algebraic numbers - fully ordered field - fully ramified field - gross field - guiding magnetic field - linear transformation field - locally compact ultrametric field - locally finite field - purely unseparable field - strictly monotone field - strongly isomorphic field - topologized algebraic field - totally imaginary field - totally ramified field - totally real fieldfield with a valuation — поле с оценкой, поле с нормой; метризованное поле
-
17 set
1) набор; комплект- semiconductor assembly set - set of Belleville springs - set of conventional set - set of drawing instruments - set of gate patterns - set of gauge blocks - set of logical elements - set of statistical data - set of technical aids- snap set2) партия3) совокупность; множество4) установка; агрегат- desk telephone set - dial telephone set- gear set- local-battery telephone set - man-pack radio set - multi-operator welding set - sound-powered telephone set - wall telephone set5) регулировка; настройка || регулировать; настраивать6) группа; ансамбль7) класс; семейство9) схватывание || схватываться10) затвердевание || затвердевать11) крепление || закреплять12) геол. свита пород13) осадка (грунта) || оседать ( о грунте)14) радиоточка15) спорт сет16) включать, приводить в действие17) мат. множествоset closed under operation — множество, замкнутое относительно операции
- absolutely compact set - absolutely continuous set - absolutely convex set - absolutely irreducible set - absolutely measurable set - affinely independent set - affinely invariant set - algebraically independent set - almost finite set - almost full set - angular cluster set - asymptotically indecomposable set - at most denumerable set - centro-symmetric set - completely bounded set - completely continuous set - completely generating set - completely improper set - completely irreducible set - completely nonatomic set - completely normal set - completely ordered set - completely productive set - completely reducible set - completely separable set - constructively nonrecursive set - convexly independent set - countably infinite setto set aside — не учитывать, не принимать во внимание; откладывать
- cut set- cyclically ordered set - deductively inconsistent set - derived set - doubly well-ordered set - dual set of equations - dynamically disconnected set - effectively enumerable set - effectively generating set - effectively nonrecursive set - effectively simple set - enumeration reducible set - finely perfect set - finitely definite set - finitely measurable set- flat set- full set- fully reducible set - functionally closed set - functionally complete set - functionally open set - fundamental probability set - generalized almost periodic set- goal set- internally stable set- knot set- left directed set - left normal set - left-hand cluster set - linearly ordered set - local peak set - locally arcwise set - locally closed set - locally compact set - locally connected set - locally contractible set - locally convex set - locally finite set - locally invariant set - locally negligible set - locally null set - locally polar set - locally polyhedral set - metrically bounded set - metrically dense set - multiply ordered set - nearly analytic set - nearly closed set - nonvoid set - normally ordered set- null set- open in rays set - partitioned data set- peak set- pole set- positively homothetic set- pure set- radially open set - rationally independent set - recursively creative set - recursively indecomposable set - recursively isomorphic set - recursively productive set - regularly convex set - regularly situated sets - relatively closed set - relatively compact set - relatively dense set - relatively interpretable set - relatively open set - right normal set - right-hand cluster set- scar set- sequentially complete set - serially ordered set - set of elementary events - set of first category - set of first kind - set of first species - set of possible outcomes - set of probability null - set of second category - set of second species - shift invariant set - simply connected set - simply ordered set - simply transitive set- skew set- star set- strongly bounded set - strongly closed set - strongly compact set - strongly connected set - strongly convex set - strongly dependent set - strongly disjoint sets - strongly enumerable set - strongly independent set - strongly minimal set - strongly polar set - strongly reducible set - strongly separated set - strongly simple set - strongly stratified set- tame set- tautologically complete set - tautologically consistent set - tautologically inconsistent set- test set- thin set- tie set- time set- totally disconnected set - totally imperfect set - totally ordered set - totally primitive set - totally unimodular set - totally unordered set - truth-table reducible set - uniformly bounded set - uniformly continuous set - uniformly convergent set - uniformly integrable set - uniformly universal set - unilaterally connected set- unit set- vacuous set- void set- weakly compact set - weakly convex set - weakly n-dimensional set - weakly stratified set - weakly wandering set - well chained set - well founded set - well measurable set - well ordering set - well quasiordered set -
18 representation
1) изображение2) отображение; представление•- completely irreducible representation - completely reduced representation - completely reducible representation - discrete representation - finitely related representation - identity representation - locally constant representation - locally faithful representation - strongly rational representation - totally reducible representation
См. также в других словарях:
Skew-symmetric matrix — In linear algebra, a skew symmetric (or antisymmetric) matrix is a square matrix A whose transpose is also its negative; that is, it satisfies the equation:: A T = − A or in component form, if A = ( a ij ):: a ij = − a ji for all i and j .For… … Wikipedia
Symmetric matrix — In linear algebra, a symmetric matrix is a square matrix, A , that is equal to its transpose:A = A^{T}. ,!The entries of a symmetric matrix are symmetric with respect to the main diagonal (top left to bottom right). So if the entries are written… … Wikipedia
Cross product — This article is about the cross product of two vectors in three dimensional Euclidean space. For other uses, see Cross product (disambiguation). In mathematics, the cross product, vector product, or Gibbs vector product is a binary operation on… … Wikipedia
Rotation matrix — In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. For example the matrix rotates points in the xy Cartesian plane counterclockwise through an angle θ about the origin of the Cartesian… … Wikipedia
List of mathematics articles (S) — NOTOC S S duality S matrix S plane S transform S unit S.O.S. Mathematics SA subgroup Saccheri quadrilateral Sacks spiral Sacred geometry Saddle node bifurcation Saddle point Saddle surface Sadleirian Professor of Pure Mathematics Safe prime Safe… … Wikipedia
Orthogonal matrix — In linear algebra, an orthogonal matrix (less commonly called orthonormal matrix[1]), is a square matrix with real entries whose columns and rows are orthogonal unit vectors (i.e., orthonormal vectors). Equivalently, a matrix Q is orthogonal if… … Wikipedia
Exterior algebra — In mathematics, the exterior product or wedge product of vectors is an algebraic construction generalizing certain features of the cross product to higher dimensions. Like the cross product, and the scalar triple product, the exterior product of… … Wikipedia
Bilinear form — In mathematics, a bilinear form on a vector space V is a bilinear mapping V × V → F , where F is the field of scalars. That is, a bilinear form is a function B : V × V → F which is linear in each argument separately::egin{array}{l} ext{1. }B(u + … Wikipedia
Pfaffian — In mathematics, the determinant of a skew symmetric matrix can always be written as the square of a polynomial in the matrix entries. This polynomial is called the Pfaffian of the matrix. The Pfaffian is nonvanishing only for 2 n times; 2 n skew… … Wikipedia
Sesquilinear form — In mathematics, a sesquilinear form on a complex vector space V is a map V times; V rarr; C that is linear in one argument and antilinear in the other. The name originates from the numerical prefix meaning one and a half . Compare with a bilinear … Wikipedia
Courant algebroid — In a field of mathematics known as differential geometry, a Courant algebroid is a combination of a Lie algebroid and a quadratic Lie algebra. It was originally introduced in 1990 by Theodore James Courant in his dissertation at UC Berkeley where … Wikipedia