AI & ChatGPT searches , social queriess for UNIT VECTOR
Search references for UNIT VECTOR. Phrases containing UNIT VECTOR
See searches and references containing UNIT VECTOR!
Search references for UNIT VECTOR. Phrases containing UNIT VECTOR
See searches and references containing UNIT VECTOR!UNIT VECTOR
Vector of length one
In mathematics, a unit vector in a normed vector space is a vector (often a spatial vector) of length 1. A unit vector is often denoted by a lowercase
Unit_vector
Geometric object that has length and direction
Euclidean vectors can be added and scaled to form a vector space. A vector quantity is a vector-valued physical quantity, including units of measurement
Euclidean_vector
Computer processor which works on arrays of several numbers at once
In computing, a vector processor is a central processing unit (CPU) that implements an instruction set where its instructions are designed to operate
Vector_processor
Mathematical operation on vectors in 3D space
lengths. The units of the cross-product are the product of the units of each vector. If two vectors are parallel or are anti-parallel (that is, they are linearly
Cross_product
Direction and rate of rotation
letter omega), also known as the angular frequency vector, is a three-dimensional Euclidean vector that uniquely identifies the plane, direction and angular
Angular_velocity
Concept in linear algebra
The vector projection (also known as the vector component or vector resolution) of a vector a on (or onto) a non-zero vector b is the orthogonal projection
Vector_projection
Assignment of a vector to each point in a subset of Euclidean space
point on the plane. Vector fields often have unit of measurement (for example, metres or kilometres per hour), forming a vector physical quantity. They
Vector_field
Property shared by codirectional lines
starting positions, defining different unit directed line segments (as a bound vector instead of a free vector). Two colinear rays or oriented line segments
Direction_(geometry)
Use of coordinates for representing vectors
Vector notation In mathematics and physics, vector notation is a commonly used notation for representing vectors, which may be Euclidean vectors, or more
Vector_notation
Mathematical notation
{b} .} In mathematics, a unit vector in a normed vector space is a vector (often a spatial vector) of length 1. A unit vector is often denoted by a lowercase
Hat_notation
Parameterization of a rotation into a unit vector and angle
rotation in a three-dimensional Euclidean space by two quantities: a unit vector e indicating the direction of an axis of rotation, and an angle of rotation
Axis–angle_representation
Formulas in differential geometry
defined as follows: T is the unit vector tangent to the curve, pointing in the direction of motion. N is the normal unit vector, the derivative of T with
Frenet–Serret_formulas
Method used to normalize the range of independent variables
percentile) of the feature. Unit vector normalization regards each individual data point as a vector, and divide each by its vector norm, to obtain x ′ = x
Feature_scaling
Broad concept generalizing scalars in mathematics and physics
a unit of measurement and a vector numerical value (unitless), often a Euclidean vector with magnitude and direction. For example, a position vector in
Vector (mathematics and physics)
Vector_(mathematics_and_physics)
Physical quantity that is a vector
a unit of measurement and a vector numerical value (unitless), often a Euclidean vector with magnitude and direction. For example, a position vector in
Vector_quantity
Hamilton's original treatment of quaternions
and negative if they are anti-parallel. A unit vector is a vector of length one. Examples of unit vectors include i, j and k. Note: The use of the word
Classical Hamiltonian quaternions
Classical_Hamiltonian_quaternions
Vectors whose components are all 0 except one that is 1
emphasize their status as unit vectors (standard unit vectors). These vectors are a basis in the sense that any other vector can be expressed uniquely
Standard_basis
Force directed to the center of rotation
showing that the vector dot product is zero. The unit magnitude of these vectors is a consequence of Eq. 1. Using the tangent vector, the angle θ of the
Centripetal_force
Measure of directional electromagnetic energy flux
physics, the Poynting vector (or Umov–Poynting vector) represents the directional energy flux (the energy transfer per unit area, per unit time) or power flow
Poynting_vector
Property of two or more vectors that are orthogonal and of unit length
algebra, two vectors in an inner product space are orthonormal if they are orthogonal unit vectors. A unit vector means that the vector has a length of
Orthonormality
Amount of charge flowing through a unit cross-sectional area per unit time
amount of charge per unit time) that flows through a unit area of a chosen cross section. The current density vector is defined as a vector whose magnitude
Current_density
Repeating unit formed by the vectors spanning the points of a lattice
a unit cell is a repeating unit formed by the vectors spanning the points of a lattice. Despite its suggestive name, the unit cell (unlike a unit vector
Unit_cell
Representation of mechanical stress at every point within a deformed 3D object
i j {\displaystyle \sigma _{ij}} and relates a unit-length direction vector e to the traction vector T(e) across a surface perpendicular to e: T ( e
Cauchy_stress_tensor
Tensor that rotates the reference frame to simplify analysis
{u}}_{D}} unit vectors (i.e., the angle between the two reference frames). The projection of the arbitrary vector onto each of the two new unit vectors implies
Direct-quadrature-zero transformation
Direct-quadrature-zero_transformation
Mathematical concept applicable to physics
in applied mathematics and vector calculus which has many applications in physics. For transport phenomena, flux is a vector quantity, describing the magnitude
Flux
Central processing unit by Sony Computer Entertainment and Toshiba
separate "units", each performing a specific task, integrated onto the same die. These units are: a CPU core, two Vector Processing Units (VPU), a 10-channel
Emotion_Engine
Line or vector perpendicular to a curve or a surface
normal vector is a vector perpendicular to a given object at a particular point. A normal vector of length one is called a unit normal vector or normal
Normal_(geometry)
Concept in 3-dimensional geometry
For a finite planar surface of scalar area S and unit normal ^n, the vector area S is defined as the unit normal scaled by the area: S = n ^ S {\displaystyle
Vector_area
Cosines of the angles between a vector and the coordinate axes
contributions of each component of the basis to a unit vector in that direction. If v is a Euclidean vector in three-dimensional Euclidean space, R 3 ,
Direction_cosine
Similarity measure for number sequences
} When the distance between two unit-length vectors is defined to be the length of their vector difference then dist ( A , B ) = ( A − B
Cosine_similarity
Four-dimensional number system
taken to represent vectors in 3D space, then it turns out that the reflection of a vector r in a plane perpendicular to a unit vector w can be written:
Quaternion
Property of space that quantifies the magnetic influence at a given location
on a moving charged particle at that point: Lorentz force law (vector form, SI units) F = q E + q ( v × B ) {\displaystyle \mathbf {F} =q\mathbf {E}
Magnetic_field
be placed, describing a scene for 3D rendering. 3D unit vector A unit vector in 3D space. 4D vector A common datatype in graphics code, holding homogeneous
Glossary_of_computer_graphics
Matrix consisting of a single row or column
column vectors.) The transpose (indicated by T) of any row vector is a column vector, and the transpose of any column vector is a row vector: [ x 1 x
Row_and_column_vectors
Method of data analysis
coordinate space are a sequence of p {\displaystyle p} unit vectors, where the i {\displaystyle i} -th vector is the direction of a line that best fits the data
Principal_component_analysis
Algebra associated to any vector space
Euclidean vector space R 2 {\displaystyle \mathbf {R} ^{2}} is a real vector space equipped with a basis consisting of a pair of orthogonal unit vectors e 1
Exterior_algebra
Vector used in astronomy
In classical mechanics, the Laplace–Runge–Lenz vector (LRL vector) is a vector used chiefly to describe the shape and orientation of the orbit of one
Laplace–Runge–Lenz_vector
Vector in relativity
In special relativity, a four-vector (or 4-vector, sometimes Lorentz vector) is an element of a four-dimensional vector space object with four components
Four-vector
Multivariate derivative (mathematics)
In vector calculus, the gradient of a scalar-valued differentiable function f {\displaystyle f} of several variables is the vector field (or vector-valued
Gradient
Position of something in relation to its surroundings
in geology and grade on maps and signs. A unit vector may also be used to represent an object's normal vector direction or the relative direction between
Orientation_(geometry)
Index of articles associated with the same name
between the two vectors. So, if n ^ {\displaystyle \mathbf {\hat {n}} } is the unit vector perpendicular to the plane determined by vectors a {\displaystyle
Vector_multiplication
Scalar measure of the rotational inertia with respect to a fixed axis of rotation
vector is directed along the unit vector k {\displaystyle \mathbf {k} } which is perpendicular to the plane of movement. Introduce the unit vectors e
Moment_of_inertia
Vector field that is the gradient of some function
In vector calculus, a conservative vector field is a vector field that is the gradient of some function. A conservative vector field has the property
Conservative_vector_field
Instantaneous rate of change of the function
in a function per unit distance in that direction. In that convention the nonzero vector v is first normalized to the unit vector v ^ = v / ‖ v ‖ {\displaystyle
Directional_derivative
Statistical model to calculate the value of multiple quantities as they change over time
Vector autoregression (VAR) is a statistical model used to capture the relationship between multiple quantities as they change over time. VAR is a type
Vector_autoregression
Measurable property of a material or system
the numerical value and kg is the unit symbol (for kilogram). Vector quantities have, besides numerical value and unit, direction or orientation in space
Physical_quantity
Quaternion of norm 1 (unit quaternion)
quotient of two vectors. A versor can be defined as the quotient of two unit vectors. For any fixed plane Π the quotient of two unit vectors lying in Π depends
Versor
Concept in linear algebra
hyperplane can be defined by its normal vector, a unit vector v → ∈ V {\textstyle {\vec {v}}\in V} (a vector with length 1 {\textstyle 1} ) that is orthogonal
Householder_transformation
Ways to represent 3D rotations
needs to track a target. Consider a rigid body, with three orthogonal unit vectors fixed to its body (representing the three axes of the object's local
Rotation formulations in three dimensions
Rotation_formulations_in_three_dimensions
Frame-dependent apparent force in Physics
\end{aligned}}} with uθ a unit vector perpendicular to uR at time t (as can be verified by noticing that the vector dot product with the radial vector is zero) and
Fictitious_force
Speed and direction of a motion
(International System of Units) system. For example, "5 metres per second" is a scalar, whereas "5 metres per second east" is a vector. If there is a change
Velocity
Generalization of the one-dimensional normal distribution to higher dimensions
normal distribution to higher dimensions. One definition is that a random vector is said to be k-variate normally distributed if every linear combination
Multivariate normal distribution
Multivariate_normal_distribution
Vector representing the position of a point with respect to a fixed origin
In geometry, a position or position vector, also known as location vector or radius vector, is a Euclidean vector that represents a point P in space.
Position_(geometry)
Second order tensor in vector algebra
that fits in with vector algebra. There are numerous ways to multiply two Euclidean vectors. The dot product takes in two vectors and returns a scalar
Dyadics
Algebraic operation on coordinate vectors
numbers (usually coordinate vectors), and returns a single number. In Euclidean geometry, the scalar product of two vectors is the dot product of their
Dot_product
Law of classical electromagnetism
{\displaystyle \mathbf {J} } is the current density vector in that volume (in SI in units of A/m2). In terms of unit vector r ^ ′ {\displaystyle \mathbf {{\hat {r}}'}
Biot–Savart_law
Concept in mathematics
matrix unit with i = 1 and j = 2 is E 12 = [ 0 1 0 0 0 0 0 0 0 ] {\displaystyle E_{12}={\begin{bmatrix}0&1&0\\0&0&0\\0&0&0\end{bmatrix}}} A vector unit is
Matrix_unit
Physical field surrounding an electric charge
molecules. The electric field is defined as a vector field that associates to each point in space the force per unit of charge exerted on an infinitesimal positive
Electric_field
Set of methods for supervised statistical learning
In machine learning, support vector machines (SVMs, also support vector networks) are supervised max-margin models with associated learning algorithms
Support_vector_machine
and their notations. Note that bold text indicates that the quantity is a vector. List of letters used in mathematics and science Glossary of mathematical
List of common physics notations
List_of_common_physics_notations
Topics referred to by the same term
length 1 Unit vector, a vector with length equal to 1 Unit type, a type allowing only one value in type theory Central processing unit, the electronic
Unit
Dimensionless parameter to quantify fluid resistance
{\mathbf {i} }}} is the unit vector in direction of free stream flow n ^ {\displaystyle {\hat {\mathbf {n} }}} is the unit vector in the direction perpendicular
Drag_coefficient
Non-tensorial representation of the spin group
physics, spinors (pronounced "spinner"; /spɪnər/) are elements of a complex vector space that can be associated with Euclidean space. Spinors can be thought
Spinor
Motion of a certain space that preserves at least one point
angle and a unit vector for the axis, or as a Euclidean vector obtained by multiplying the angle with this unit vector, called the rotation vector (although
Rotation_(mathematics)
Length in a vector space
In mathematics, a norm is a function from a real or complex vector space to the non-negative real numbers that behaves in certain ways like the distance
Norm_(mathematics)
Vector describing a wave; often its propagation direction
In physics, a wave vector (or wavevector) is a vector used in describing a wave, with a typical unit being cycle per metre. It has a magnitude and direction
Wave_vector
Vector field representation in 3D curvilinear coordinate systems
In vector calculus and physics, a vector field is an assignment of a vector to each point in a space. When these spaces are in (typically) three dimensions
Vector fields in cylindrical and spherical coordinates
Vector_fields_in_cylindrical_and_spherical_coordinates
is an extension of vector algebra, providing additional algebraic structures on vector spaces, with geometric interpretations. Vector algebra uses all dimensions
Comparison of vector algebra and geometric algebra
Comparison_of_vector_algebra_and_geometric_algebra
Real square matrix whose columns and rows are orthogonal unit vectors
the hyperplane perpendicular to v (negating any vector component parallel to v). If v is a unit vector, then Q = I − 2vvT suffices. A Householder reflection
Orthogonal_matrix
Mathematical measure of how much a curve or surface deviates from flatness
per unit distance along the curve. Curvature measures the angular rate of change of the direction of the tangent line, or the unit tangent vector, of
Curvature
Special mathematical functions defined on the surface of a sphere
{\displaystyle \varphi } only, or equivalently of the orientational unit vector r {\displaystyle \mathbf {r} } specified by these angles. In this setting
Spherical_harmonics
computer algorithms. Geometrically, the n-vector for a given position on an ellipsoid is the outward-pointing unit vector that is normal in that position to
N-vector
Influence that can change motion of an object
direction of a force are both important, force is a vector quantity (force vector). The SI unit of force is the newton (N), and force is often represented
Force
Way to determine a preliminary orbit from initial observations in astronomy
{\boldsymbol {\rho }}}_{n}} } is the respective unit vector in the direction of the position vector ρ {\displaystyle \rho } (from observation point to
Gauss's_method
Artistic concept relating to perspective
f/h) be the unit vector associated with q, where h = √x2 + y2 + f2. If we consider a straight line in space S with the unit vector ns ≡ (nx, ny, nz)
Vanishing_point
Object movement along a circular path
}}_{R}(t)} is the unit vector parallel to the radius vector at time t and pointing away from the origin. It is convenient to introduce the unit vector orthogonal
Circular_motion
Measure of variation in statistics
{\displaystyle x=\sigma z} , where z {\displaystyle z} has unit variance. In the same way, a random vector x {\displaystyle {\boldsymbol {x}}} in several dimensions
Standard_deviation
Concept in the physics of electromagnetism
In electromagnetism, the magnetic moment or magnetic dipole moment is a vector quantity which characterizes the strength and orientation of a magnet or
Magnetic_moment
Mathematics lemma in functional analysis
{\displaystyle 0<\alpha <1.} Then there exists a vector u {\displaystyle u} in X {\displaystyle X} of unit norm ‖ u ‖ = 1 {\displaystyle \|u\|=1} such that
Riesz's_lemma
Vector formula for a rotation in space, given its axis
Euler–Rodrigues formula, thereby crediting both. If v is a vector in ℝ3 and k is a unit vector describing an axis of rotation about which v rotates by an
Rodrigues'_rotation_formula
Expressing a plane wave as a combination of spherical waves
{\mathbf {r} }}),} where i is the imaginary unit, k is a real or complex wave vector of length k, r is a position vector of length r, jℓ are spherical Bessel
Plane-wave_expansion
Family of linear transformations
unit i = √−1. Until now the term "vector" has exclusively referred to "Euclidean vector", examples are position r, velocity v, etc. The term "vector"
Lorentz_transformation
Central object in linear algebra; mapping vectors to vectors
{\displaystyle \mathbb {R} ^{m}} and x {\displaystyle \mathbf {x} } is a column vector with n {\displaystyle n} entries, then there exists an m × n {\displaystyle
Transformation_matrix
Circulation density in a vector field
In vector calculus, the curl, also known as rotor, is a vector operator that describes the infinitesimal circulation of a vector field in three-dimensional
Curl_(mathematics)
Mathematical identities
{\partial f}{\partial z}}\mathbf {k} } where i, j, k are the standard unit vectors for the x, y, z-axes. More generally, for a function of n variables ψ
Vector_calculus_identities
Test of normality in frequentist statistics
{\displaystyle (a_{1},\dots ,a_{n})={m^{\mathsf {T}}V^{-1} \over C},} where C is a vector norm: C = ‖ V − 1 m ‖ = ( m T V − 1 V − 1 m ) 1 / 2 {\displaystyle
Shapiro–Wilk_test
Derivative of a function with multiple variables
)}{h}}\end{aligned}}} where e i {\displaystyle \mathbf {e_{i}} } is the unit vector of i-th variable xi. In fact, the last equality shows that the partial
Partial_derivative
Frame of reference for an orbit
orbit, i.e. the celestial body about which the orbit is centered. The unit vectors p ^ {\displaystyle \mathbf {\hat {p}} } and q ^ {\displaystyle \mathbf
Perifocal_coordinate_system
Computational tool
The standard unit vector bases of c0, and of ℓp for 1 ≤ p < ∞, are monotone Schauder bases. In this unit vector basis {bn}, the vector bn in V = c0 or
Schauder_basis
Fundamental physical law of electromagnetism
{r_{12}=r_{1}-r_{2}} } is the displacement vector between the charges, r ^ 12 {\textstyle {\hat {\mathbf {r} }}_{12}} a unit vector pointing from q 2 {\textstyle q_{2}}
Coulomb's_law
Fourier transform of a real-space lattice, important in solid-state physics
time t {\displaystyle t} , and e {\displaystyle \mathbf {e} } is a unit normal vector to this wavefront. The wavefronts with phases φ + ( 2 π ) n {\displaystyle
Reciprocal_lattice
Root-finding algorithm
of squares of the vector components. When each component of the vector is divided by that length, the new vector will be a unit vector pointing in the same
Fast_inverse_square_root
Measure of the joint variability
mean and the covariance matrix of the random vector X {\displaystyle \textstyle \mathbf {X} } , a vector whose jth element ( j = 1 , … , K ) {\displaystyle
Covariance
2.71828182845... which is used as the base for natural logarithms a vector of unit length, especially in the direction of one of the coordinates axes the
Latin letters used in mathematics, science, and engineering
Latin_letters_used_in_mathematics,_science,_and_engineering
Algebraic object with geometric applications
of algebraic objects associated with a vector space. Tensors may map between different objects such as vectors, scalars, and even other tensors. There
Tensor
Correspondence between quaternions and 3D rotations
multiplication rules of the fundamental quaternion units by interpreting the Euclidean vector (ax, ay, az) as the vector part of the pure quaternion (0, ax, ay, az)
Quaternions and spatial rotation
Quaternions_and_spatial_rotation
Numeric quantity representing the center of a collection of numbers
of numbers which are defined in relation to some unit, as in the case of speed (i.e., distance per unit of time): x ¯ = n ( ∑ i = 1 n 1 x i ) − 1 {\displaystyle
Mean
Set of statistical processes for estimating the relationships among variables
as a scalar or vector β {\displaystyle \beta } . The independent variables, which are observed in data and are often denoted as a vector X i {\displaystyle
Regression_analysis
Object in geometric algebra
geometric algebra that can be written as the product of an even number of unit vectors and satisfies R R ~ = 1 {\displaystyle R{\tilde {R}}=1} , where R ~ {\displaystyle
Rotor_(mathematics)
Technique to reduce dimensionality of points in Euclidean space
{\displaystyle O(ckN)} . A unit vector can be orthogonally projected to a random subspace. Let u {\displaystyle u} be the original unit vector, and let v {\displaystyle
Random_projection
UNIT VECTOR
UNIT VECTOR
Female
Egyptian
, Anahita ("pure, spotless").
Boy/Male
Indian
Unit of army
Boy/Male
Indian
Progress
Boy/Male
Bengali, English, Hindu, Indian
Dark Blue
Boy/Male
Celebrity, Gujarati, Hindu, Indian, Jain, Kannada, Malayalam, Marathi, Punjabi, Sanskrit, Sikh, Tamil, Telugu
Grown; Awakened; Shining
Boy/Male
Hindu
Joyful unending, Calmness
Boy/Male
Muslim
Unit of army
Girl/Female
Irish English
Together.
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Punjabi, Telugu
Holy; Untouched; Good; Pure
Female
English
English name derived from the vocabulary word, UNITY means "oneness, unity."
Girl/Female
Hebrew
Graceful.
Boy/Male
Hindu
Pure or holy
Boy/Male
Hindu
Knower of virtues, Talented, Excellent, Virtuous
Boy/Male
Muslim/Islamic
Unit of army
Male
English
Variant spelling of English Unni, UNI means "afflicted, depressed."
Boy/Male
Indian
Who Won Every Time
Girl/Female
Hebrew
Light.
Female
Hebrew
(×וּרִית) Hebrew name URIT means "fire, light."
Girl/Female
American, British, English, Irish
Fair
Female
Welsh
Variant spelling of Welsh Enid, ENIT means "soul."
UNIT VECTOR
UNIT VECTOR
Girl/Female
Tamil
Sauhrida | ஸௌஹà¯à®°à¯€à®¤à®¾
Friendship
Boy/Male
Tamil
Vakpati | வாகà¯à®ªà®¤à®¿
Great orator
Boy/Male
Biblical
Mercury, gain, refuge.
Surname or Lastname
English
English : variant of Mead 1.
Surname or Lastname
English
English : of uncertain origin. It may be a nickname for a beggar, from an agent derivative of maund ‘beg’ (probably from Old French mendier, Late Latin mendicare); this word is not attested before the 16th century, but may well have been in use earlier. Alternatively it may be an occupational name for a maker of baskets, from an agent derivative of Middle English maund ‘basket’ (Old French mande, of Germanic origin); or perhaps for someone in some position of authority, from a shortened form of Middle English coma(u)nder (from coma(u)nden ‘to command’).German : habitational name from places called Mandern, in Hesse and the Rhineland.Belgian (van der Mander) : habitational name from a place called Ter Mandere or Mandel, in West Flanders, derived from the river name Mandel.Indian (Panjab) : Sikh (Dogar, Jat) name of unknown meaning, based on the names of clans in these communities.
Girl/Female
Muslim
Scholar, A narrator of Hadith
Girl/Female
Tamil
Goddess of dawn
Girl/Female
Hindu
Shining, Bright, Glowing
Boy/Male
Gujarati, Hindu, Indian, Kannada
A Priest
Girl/Female
Australian, Danish, Finnish, French, German, Greek, Italian, Swedish
Mountain of the God; From Mount Olympus; Home of the Gods; Heavenly
UNIT VECTOR
UNIT VECTOR
UNIT VECTOR
UNIT VECTOR
UNIT VECTOR
n.
A single thing, as a magnitude or number, regarded as an undivided whole.
imp. & p. p.
of Knit
v. t.
To knit or bind together; to unite closely.
v. t.
To knit together; to unite closely; to intertwine.
n.
The number greater by a unit than two; three units or objects.
n.
Any one of numerous species of fresh-water mussels belonging to Unio and many allied genera.
v. t.
To unite.
v. t.
To form, as a textile fabric, by the interlacing of yarn or thread in a series of connected loops, by means of needles, either by hand or by machinery; as, to knit stockings.
n.
The number greater by a unit than seven; eight units or objects.
v. t.
To unite closely; to knit together.
n.
Concord; harmony; conjunction; agreement; uniformity; as, a unity of proofs; unity of doctrine.
n.
Any definite quantity, or aggregate of quantities or magnitudes taken as one, or for which 1 is made to stand in calculation; thus, in a table of natural sines, the radius of the circle is regarded as unity.
a.
Of or pertaining to a unit or units; relating to unity; as, the unitary method in arithmetic.
v. t.
To put together so as to make one; to join, as two or more constituents, to form a whole; to combine; to connect; to join; to cause to adhere; as, to unite bricks by mortar; to unite iron bars by welding; to unite two armies.
v. i.
To be united closely; to grow together; as, broken bones will in time knit and become sound.
v. t.
To remove the turns of (a rope or cable) from the bits; as, to unbit a cable.
n.
The number greater by a unit than seventeen; eighteen units or objects.
v. t.
United; joint; as, unite consent.
n.
The number greater than eight by a unit; nine units or objects.
v. t.
To unite closely; to connect; to engage; as, hearts knit together in love.