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Topics referred to by the same term
Vec may mean: Mathematics: vec(A), the vectorization of a matrix A. Vec denotes the category of vector spaces over the reals. Other: Venetian language
Vec
Topics referred to by the same term
VEC may refer to: VEC-M1 (Vehículo de Exploración de Caballería), a Spanish Army wheeled reconnaissance vehicle Vellore Institute of Technology, formally
VEC
Spanish wheeled reconnaissance vehicle
The Pegaso VEC-M1 is a Spanish military cavalry reconnaissance vehicle. It started service in the Spanish Army in 1980 as BMR-625 VEC (a.k.a. Pegaso 3562)
VEC-M1
Matrices important in quantum mechanics and the study of spin
\left[\ {\vec {a}}\cdot {\vec {\sigma }},\ {\vec {b}}\cdot {\vec {\sigma }}\ \right]=2\ i\ \left({\vec {a}}\times {\vec {b}}\right)\cdot {\vec {\sigma }}~
Pauli_matrices
SIMD instruction set extension for the PowerPC ISA
AltiVec is a single-precision floating-point and integer SIMD instruction set designed and owned by Apple, IBM, and Freescale Semiconductor (formerly
AltiVec
Type of wave propagating in 3 dimensions
x → ⋅ n → , t ) , {\displaystyle F({\vec {x}},t)=G({\vec {x}}\cdot {\vec {n}},t),} where n → {\displaystyle {\vec {n}}} is a unit-length vector, and G
Plane_wave
Plane curve
{\left({\vec {x}}\!-\!{\vec {f}}\!_{0},{\vec {f}}\!_{2}\right)^{2}}+\det {\left({\vec {f}}\!_{1},{\vec {x}}\!-\!{\vec {f}}\!_{0}\right)^{2}}-\det {\left({\vec
Ellipse
Concept in machine learning
d{\vec {x}}\\[6pt]&=\int _{\mathcal {X}}[\phi (f({\vec {x}}))\,p(1\mid {\vec {x}})+\phi (-f({\vec {x}}))\,p(-1\mid {\vec {x}})]\,p({\vec {x}})\,d{\vec {x}}\\[6pt]&=\int
Loss functions for classification
Loss_functions_for_classification
Statistical modeling method
{\displaystyle {\vec {\hat {\beta }}}={\underset {\vec {\beta }}{\mbox{arg min}}}\,L\left(D,{\vec {\beta }}\right)={\underset {\vec {\beta }}{\mbox{arg
Linear_regression
Correspondence between quaternions and 3D rotations
{\displaystyle {\vec {v}}{\vec {w}}=-{\vec {v}}\cdot {\vec {w}}+{\vec {v}}\times {\vec {w}},} where: v → w → {\displaystyle {\vec {v}}{\vec {w}}} is the resulting
Quaternions and spatial rotation
Quaternions_and_spatial_rotation
Conversion of a matrix or a tensor to a vector
product: vec ( A ∘ B ) = vec ( A ) ∘ vec ( B ) . {\displaystyle \operatorname {vec} (A\circ B)=\operatorname {vec} (A)\circ \operatorname {vec} (B)
Vectorization_(mathematics)
Function in condensed matter physics
G({\vec {r}},t)=\left\langle {\frac {1}{N}}\int \sum _{i=1}^{N}\sum _{j=1}^{N}\delta [{\vec {r}}'+{\vec {r}}-{\vec {r}}_{j}(t)]\delta [{\vec {r}}'-{\vec {r}}_{i}(0)]d{\vec
Dynamic_structure_factor
Movement of an object's magnetic moment axis about a magnetic field
{\displaystyle {\vec {\tau }}={\vec {\mu }}\times {\vec {B}}=\gamma {\vec {J}}\times {\vec {B}},} where τ → {\displaystyle {\vec {\tau }}} is the torque
Larmor_precession
Plane curve: conic section
M:\ {\vec {f}}_{0},\ A={\vec {f}}_{0}+{\vec {f}}_{1}t,\ B:\ {\vec {f}}_{0}+{\vec {f}}_{2}{\tfrac {1}{t}},\ P:\ {\vec {f}}_{0}+{\vec {f}}_{1}t+{\vec {f}}_{2}{\tfrac
Hyperbola
Concept in linear algebra
{\textstyle P_{v}{\vec {x}}=(I-2{\vec {v}}{\vec {v}}^{*}){\vec {x}}={\vec {x}}-2\langle {\vec {v}},{\vec {x}}\rangle {\vec {v}}={\vec {x}}} , i.e., 1 {\textstyle
Householder_transformation
Method used in statistics, pattern recognition, and other fields
{({\vec {w}}\cdot {\vec {\mu }}_{1}-{\vec {w}}\cdot {\vec {\mu }}_{0})^{2}}{{\vec {w}}^{\mathrm {T} }\Sigma _{1}{\vec {w}}+{\vec {w}}^{\mathrm
Linear_discriminant_analysis
Mathematical strategy
{\vec {q}})({\vec {v}}\cdot {\vec {q}},q_{w}{\vec {v}}-{\vec {v}}\times {\vec {q}})\\&=(0,q_{w}^{2}{\vec {v}}+q_{w}{\vec {q}}\times {\vec {v}}+({\vec {v}}\cdot
Conversion between quaternions and Euler angles
Conversion_between_quaternions_and_Euler_angles
Structure defining distance on a manifold
&=a_{1}b_{1}{\vec {r}}_{u}\cdot {\vec {r}}_{u}+a_{1}b_{2}{\vec {r}}_{u}\cdot {\vec {r}}_{v}+a_{2}b_{1}{\vec {r}}_{v}\cdot {\vec {r}}_{u}+a_{2}b_{2}{\vec {r}}_{v}\cdot
Metric_tensor
Weakly optimal allocation of resources
{\vec {f}}({\vec {x}}_{1})\prec {\vec {f}}({\vec {x}}_{2})} , then this defines a preorder in the search space and we say x → 1 {\displaystyle {\vec {x}}_{1}}
Pareto_efficiency
British post-punk band
PragVEC was a post-punk band from London formed in 1978. The band name was a contraction of the two words "pragmatism" and "vector", chosen at random
PragVEC
How quickly an object undergoes movement in a circular path
{\displaystyle {\vec {v}}={\vec {\omega }}\times {\vec {r}}=||{\vec {\omega }}||||{\vec {r}}||\sin(|\Delta \theta |)\cdot {\hat {u}}_{n}={\vec {v}}={\dot {\vec {r}}}={d{\vec
Tangential_speed
Statistical distance measure
{\displaystyle d_{M}({\vec {x}},{\vec {y}};Q)={\sqrt {({\vec {x}}-{\vec {y}})^{\mathsf {T}}\mathbf {\Sigma } ^{-1}({\vec {x}}-{\vec {y}})}}.} which means
Mahalanobis_distance
Type of partial differential equations
{\vec {u}}=(u_{1},\ldots ,u_{s})} , u → = u → ( x → , t ) {\displaystyle {\vec {u}}={\vec {u}}({\vec {x}},t)} , where x → ∈ R d {\displaystyle {\vec {x}}\in
Hyperbolic partial differential equation
Hyperbolic_partial_differential_equation
Non-linear stochastic partial differential equation
t ′ ) , {\displaystyle \langle \eta ({\vec {x}},t)\eta ({\vec {x}}',t')\rangle =2D\delta ^{d}({\vec {x}}-{\vec {x}}')\delta (t-t'),} ν {\displaystyle
Kardar–Parisi–Zhang_equation
Theorem in physics
{\displaystyle {\vec {a}}} and b → {\displaystyle {\vec {b}}} is P ( a → , b → ) = − a → ⋅ b → . {\displaystyle P({\vec {a}},{\vec {b}})=-{\vec {a}}\cdot {\vec {b}}
Bell's_theorem
Concept in physics
{\displaystyle {\vec {\beta }}={\vec {\theta }}-{\vec {\alpha }}({\vec {\theta }})={\vec {\theta }}-{\frac {D_{ds}}{D_{s}}}{\vec {\hat {\alpha }}}(D_{d}{\vec {\theta
Gravitational lensing formalism
Gravitational_lensing_formalism
Plane curve: conic section
\det({\vec {x}}\!-\!{\vec {f}}\!_{0},{\vec {f}}\!_{2})^{2}-\det({\vec {f}}\!_{1},{\vec {x}}\!-\!{\vec {f}}\!_{0})\det({\vec {f}}\!_{1},{\vec {f}}\!_{2})=0
Parabola
Village in Heves, Hungary
Vécs is a village in Heves County, Hungary, beside of the Tarnóca creek. As of 2022 census, it has a population of 608 (see Demographics). The village
Vécs
Notions of sums for matrices in linear algebra
{\vec {v}}\!} , adding two matrices would have the geometric effect of applying each matrix transformation separately onto v → {\displaystyle {\vec {v}}\
Matrix_addition
Rendering method
{\displaystyle {\vec {t}}_{n}={\frac {\vec {t}}{||{\vec {t}}||}},\qquad {\vec {b}}_{n}={\frac {\vec {b}}{||{\vec {b}}||}},\qquad {\vec {v}}_{n}={\vec {t}}_{n}\times
Ray_tracing_(graphics)
Mathematical equation describing the motion of a rocket
{\displaystyle {\vec {v}}_{\text{e}}={\vec {V}}_{\text{e}}-{\vec {V}}} thus, V → e = V → + v → e {\displaystyle {\vec {V}}_{\text{e}}={\vec {V}}+{\vec {v}}_{\text{e}}}
Tsiolkovsky_rocket_equation
Mathematical operation on matrices
either vec A {\displaystyle \operatorname {vec} A} or vec B {\displaystyle \operatorname {vec} B} as follows: vec ( A ⊗ B ) = ( I n ⊗ G ) vec A =
Kronecker_product
Matrix in linear algebra
vec(A) into vec(AT): K(m,n) vec(A) = vec(AT) . Here vec(A) is the mn × 1 column vector obtain by stacking the columns of A on top of one another: vec
Commutation_matrix
Specification of a derivative along a tangent vector of a manifold
{\partial {\vec {\Psi }}}{\partial x^{k}}}+{\vec {n}},{\frac {\partial {\vec {\Psi }}}{\partial x^{l}}}\right\rangle =\left\langle {\frac {\partial {\vec {\Psi
Covariant_derivative
Class of computational fluid dynamics methods
\left(1+{\frac {3{\vec {e}}_{i}\cdot {\vec {u}}}{c^{2}}}+{\frac {9({\vec {e}}_{i}\cdot {\vec {u}})^{2}}{2c^{4}}}-{\frac {3({\vec {u}}\cdot {\vec {u}})}{2c^{2}}}\right)}
Lattice_Boltzmann_methods
Curve traced by a string as it is unwrapped from another curve
w ) | d w {\displaystyle {\vec {C}}_{a}(t)={\vec {c}}(t)-{\frac {{\vec {c}}'(t)}{|{\vec {c}}'(t)|}}\;\int _{a}^{t}|{\vec {c}}'(w)|\;dw} is an involute
Involute
Macroscopic processes showing quantum behavior
{q}{m}}\left({\vec {E}}+{\vec {v}}_{s}\times {\vec {B}}\right)={\frac {\partial {\vec {v}}_{s}}{\partial t}}+{\frac {1}{2}}{\vec {\nabla }}v_{s}^{2}-{\vec {v}}_{s}\times
Macroscopic_quantum_phenomena
Spectral line splitting in magnetic field
{\displaystyle g{\vec {J}}={\Big \langle }\sum _{i}(g_{l}{\vec {l}}_{i}+g_{s}{\vec {s}}_{i}){\Big \rangle }={\big \langle }(g_{l}{\vec {L}}+g_{s}{\vec {S}}){\big
Zeeman_effect
Field lines in a fluid flow
{\displaystyle {\begin{cases}{\dfrac {d{\vec {x}}_{P}}{dt}}(t)={\vec {u}}_{P}({\vec {x}}_{P}(t),t)\\[1.2ex]{\vec {x}}_{P}(t_{0})={\vec {x}}_{P0}\end{cases}}} The subscript
Streamlines, streaklines, and pathlines
Streamlines,_streaklines,_and_pathlines
Lightweight programming language
present in the vec table. vec.magnitude, which is equivalent to vec["magnitude"], first looks in the vec table for the magnitude element. The vec table does
Lua
→ {\displaystyle {\vec {p}}} , then b → 1 ( p → ) = p → + n → k 1 {\displaystyle {\vec {b}}_{1}({\vec {p}})={\vec {p}}+{\frac {\vec {n}}{k_{1}}}\quad }
Focal_surface
Generalization of Pythagorean theorem
{\begin{aligned}{\vec {c}}\cdot {\vec {c}}&=({\vec {a}}-{\vec {b}})\cdot ({\vec {a}}-{\vec {b}})\\\Vert {\vec {c}}\Vert ^{2}&=\Vert {\vec {a}}\Vert ^{2}+\Vert {\vec {b}}\Vert
Law_of_cosines
Equation in analytic geometry
{\displaystyle d={\vec {r}}_{s}\cdot {\vec {n}}_{0}=|{\vec {r}}_{s}|\cdot |{\vec {n}}_{0}|\cdot \cos(0^{\circ })=|{\vec {r}}_{s}|\cdot 1=|{\vec {r}}_{s}|.\,}
Hesse_normal_form
Bolt-action rifle
The Voere VEC-91 is a rifle made by Voere and was the first commercial sporting rifle to combine caseless ammunition and electronic firing. Depending
Voere_VEC-91
Quantum mechanical effect
({\vec {s}}_{a}+{\vec {s}}_{b})^{2}\rangle =\langle {\vec {s}}_{a}^{\;2}\rangle +\langle {\vec {s}}_{b}^{\;2}\rangle +2\langle {\vec {s}}_{a}\cdot {\vec
Exchange_interaction
Spacetime modeled by four pointwise-orthonormal vector fields
{\displaystyle {\vec {e}}_{0}} and the three spacelike unit vector fields by e → 1 , e → 2 , e → 3 {\displaystyle {\vec {e}}_{1},{\vec {e}}_{2},\,{\vec {e}}_{3}}
Frame fields in general relativity
Frame_fields_in_general_relativity
Electromagnetic effect in physics
Force F → L {\displaystyle {\vec {F}}_{L}} . F → L = q ( v → × B → ) {\displaystyle {\vec {F}}_{L}=q\,({\vec {v}}\times {\vec {B}})} With the velocity of
Hall_effect
Fluid flow revolving around an axis of rotation
{\begin{aligned}{\vec {\Omega }}&=(0,0,\Omega ),\quad {\vec {r}}=(x,y,0),\\{\vec {u}}&={\vec {\Omega }}\times {\vec {r}}=(-\Omega y,\Omega x,0),\\{\vec {\omega
Vortex
Curve on an illuminated surface through points of equal brightness
→ = cos φ {\displaystyle b(P)={\vec {n}}(P)\cdot {\vec {v}}=\cos \varphi } where n → ( P ) {\displaystyle {\vec {n}}(P)} is the unit normal vector
Isophote
Effect in quantum electrodynamics
V=V({\vec {r}}+\delta {\vec {r}})-V({\vec {r}})=\delta {\vec {r}}\cdot \nabla V({\vec {r}})+{\frac {1}{2}}(\delta {\vec {r}}\cdot \nabla )^{2}V({\vec {r}})+\cdots
Lamb_shift
Measure in 3-dimensional geometry
{\left|{\vec {a}}\ {\vec {b}}\ {\vec {c}}\right|}{abc+\left({\vec {a}}\cdot {\vec {b}}\right)c+\left({\vec {a}}\cdot {\vec {c}}\right)b+\left({\vec {b}}\cdot
Solid_angle
Four-dimensional number system
{v}}_{2})&=(r_{1}r_{2}-{\vec {v}}_{1}\cdot {\vec {v}}_{2},\,r_{1}{\vec {v}}_{2}+r_{2}{\vec {v}}_{1}+{\vec {v}}_{1}\times {\vec {v}}_{2}),\\[5mu](r,\,{\vec {v}})^{-1}&=\left({\frac
Quaternion
Process of transferring momentum from one location to another
→ f 1 = p → f 2 − p → i 2 {\displaystyle {\vec {q}}={\vec {p}}_{i1}-{\vec {p}}_{f1}={\vec {p}}_{f2}-{\vec {p}}_{i2}} where the last identity expresses
Momentum_transfer
Criterion for positivity of a Hermitian matrix
x^{\dagger }M_{n+1}x={\vec {x}}^{\dagger }M_{n}{\vec {x}}+x_{n+1}{\vec {x}}^{\dagger }{\vec {v}}+{\bar {x}}_{n+1}{\vec {v}}^{\dagger }{\vec {x}}+d|x_{n+1}|^{2}}
Sylvester's_criterion
Equation in physics
balance v → A + v → B + v → C = 0 → {\displaystyle {\vec {v}}_{A}+{\vec {v}}_{B}+{\vec {v}}_{C}={\vec {0}}} , hence by making all the vectors touch its tip
Lami's_theorem
Possible solution to the measurement problem
⟩ {\displaystyle \rho ({\vec {\boldsymbol {a}}},{\vec {\boldsymbol {b}}},t):=\langle {\vec {\boldsymbol {a}}}|\rho (t)|{\vec {\boldsymbol {b}}}\rangle
Diósi–Penrose_model
Type of magnetic phenomenon
{\displaystyle {\vec {H}}_{aa}=\gamma _{aa}{\vec {M}}_{a},\quad {\vec {H}}_{ab}=\gamma _{ab}{\vec {M}}_{b},\quad {\vec {H}}_{ba}=\gamma _{ba}{\vec {M}}_{a},\quad
Ferrimagnetism
Differential equation in fluid mechanics
{\displaystyle {\vec {v}}=-\nabla \phi +\nabla \times {\vec {A}}} Note that imposing the condition that ∇ × v → = 0 {\displaystyle \nabla \times {\vec {v}}=0}
Laplace equation for irrotational flow
Laplace_equation_for_irrotational_flow
Concept in missile guidance systems
× V → r R → ⋅ R → {\displaystyle {\vec {\Omega }}={\frac {{\vec {R}}\times {\vec {V}}_{r}}{{\vec {R}}\cdot {\vec {R}}}}} where Ω {\displaystyle \Omega
Proportional_navigation
Pump used to transport fluids by conversion of rotational kinetic energy
P_{m}={\vec {T}}\cdot {\vec {\omega }}=\rho Q({\vec {V}}_{2}\cdot {\vec {u}}_{2}-{\vec {V}}_{1}\cdot {\vec {u}}_{1})} where ω → {\displaystyle {\vec {\omega
Centrifugal_pump
f({\vec {x}},{\vec {y}},{\vec {z}})\rightarrow g({\vec {x}},{\vec {z}})} Ident f ( x → ) → g ( x → ) {\displaystyle f({\vec {x}})\rightarrow g({\vec {x}})}
Abstract_rewriting_machine
Romance language of Veneto, northeast Italy
Mexico (Chipilo) → Querétaro → Veracruz → Puebla Language codes ISO 639-3 vec Glottolog vene1258 Linguasphere 51-AAA-n Venetian language distribution in
Venetian_language
{\vec {x}}={\vec {y}}} The essential concept is to transform the matrix, A, into a conditional probability and the variables, x → {\displaystyle {\vec {x}}}
Optimal_estimation
Locus of the zeros of a polynomial of degree two
{\displaystyle q(x{\vec {u}}+{\vec {v}})=q(x{\vec {u}})+q({\vec {v}})+f(x{\vec {u}},{\vec {v}})=q({\vec {v}})+xf({\vec {u}},{\vec {v}})\;.} I) In case of g
Quadric
Type of plot in descriptive statistics and chaos theory
words, it is a plot of x → ( i ) ≈ x → ( j ) , {\displaystyle {\vec {x}}(i)\approx {\vec {x}}(j),} showing i {\displaystyle i} on a horizontal axis and
Recurrence_plot
Election for the 61st Parliament of Victoria
The election will be administered by the Victorian Electoral Commission (VEC). The Labor Party, led by Daniel Andrews, was elected into government at
2026_Victorian_state_election
Time reversal symmetry in physics
{\displaystyle {\vec {x}}} , position of a particle in three-space a → {\displaystyle {\vec {a}}} , acceleration of the particle F → {\displaystyle {\vec {F}}}
T-symmetry
Robot control
\left({\vec {\theta }}\right){\ddot {\vec {\theta }}}+\mathbf {C} \left({\vec {\theta }},{\dot {\vec {\theta }}}\right){\dot {\vec {\theta }}}+{\vec {\tau
Computed_torque_control
Projection of a 3D object onto a plane via parallel rays
{\vec {p}}'={\vec {p}}-({\vec {p}}\cdot {\vec {n}})\;{\vec {v}}={\vec {p}}-({\vec {v}}\otimes {\vec {n}})~{\vec {p}}=(I_{3}-{\vec {v}}\otimes {\vec {n}})\;{\vec
Parallel_projection
_{\stackrel {i,j=1}{i\neq j}}^{N}\Theta (\varepsilon -\|{\vec {x}}(i)-{\vec {x}}(j)\|),\quad {\vec {x}}(i)\in \mathbb {R} ^{m},} where N {\displaystyle N}
Correlation_integral
Reaction force
{\displaystyle {\vec {D}}<{\vec {T}}} .) If | T → | = | D → | {\displaystyle |{\vec {T}}|=|{\vec {D}}|} or T → + D → = 0 {\displaystyle {\vec {T}}+{\vec {D}}=0}
Thrust
Distribution of distances between pairs of particles in a given volume
→ ) {\displaystyle g_{ab}({\vec {r}})} is the probability of finding the particle b at distance r → {\displaystyle {\vec {r}}} from a, with a taken as
Pair_distribution_function
Model used in atom optics and magnetic resonance
e − i ω L t + E → 0 ∗ e i ω L t {\displaystyle {\vec {E}}(t)={\vec {E}}_{0}e^{-i\omega _{L}t}+{\vec {E}}_{0}^{*}e^{i\omega _{L}t}} ; e.g., a plane wave
Rotating-wave_approximation
Pulling force transmitted axially
on the object. ∑ F → = T → − m g → = 0 {\displaystyle \sum {\vec {F}}={\vec {T}}-m{\vec {g}}=0} A system has a net force when an unbalanced force is exerted
Tension_(physics)
Four-vector analogue of the gradient operation
{\partial }}} is the four-vector analogue of the gradient ∇ → {\displaystyle {\vec {\boldsymbol {\nabla }}}} from vector calculus. In special relativity and
Four-gradient
Generalization of the concept of parallel lines
{\displaystyle {\vec {x}}_{d}({\vec {u}})={\vec {x}}({\vec {u}})+{\vec {d}}({\vec {n}}({\vec {u}})),\quad } where n → ( u → ) {\displaystyle {\vec {n}}({\vec {u}})}
Parallel_curve
Bright spot of light that appears on shiny objects when illuminated
{\displaystyle k=[{\vec {L}}\cdot ({\vec {E}}-2{\vec {N}}({\vec {N}}\cdot {\vec {E}}))]^{n}=[{\vec {L}}\cdot ({\vec {E}}-2{\vec {N}}(0\cdot {\frac {\sqrt
Specular_highlight
Vector representing the energy passing through a given area per unit time
infinitesimally small. Heat flux is often denoted ϕ → q {\displaystyle {\vec {\phi }}_{\mathrm {q} }} , the subscript q specifying heat flux, as opposed
Heat_flux
Czech hip hop band
Naše Věc was a Czech hip hop band from Brno, active between 1997 and 2006. They released two studio albums and several demos. Naše Věc was formed in Brno
Naše_Věc
Centers of curvature of a curve
{\displaystyle {\vec {E}}_{d}={\vec {c}}_{d}+\rho _{d}{\vec {n}}={\vec {c}}+d{\vec {n}}+(\rho -d){\vec {n}}={\vec {c}}+\rho {\vec {n}}={\vec {E}}\;.} From
Evolute
{\displaystyle \displaystyle {\vec {L}}={\vec {r}}_{CoM}\times \sum \limits _{i}m_{i}{\vec {v}}_{CoM}+{\vec {L}}'={\vec {L}}_{CoM}+{\vec {L}}'} Considering an
König's_theorem_(kinetics)
Lengthening of vortices in 3D fluid flow
⋅ ∇ → ) v → , {\displaystyle {D{\vec {\omega }} \over Dt}=\left({\vec {\omega }}\cdot {\vec {\nabla }}\right){\vec {v}},} where D/Dt is the material
Vortex_stretching
Solution of Einstein field equations
{\displaystyle {\vec {f}}_{0}={\vec {e}}_{0}} f → 1 = cos ( ω t ) e → 1 − sin ( ω t ) e → 3 {\displaystyle {\vec {f}}_{1}=\cos(\omega t)\,{\vec {e}}_{1}-\sin(\omega
Gödel_metric
Irish educational agency
A Vocational Education Committee (VEC) (Irish: Coiste Gairmoideachais) was a statutory local education body in Ireland that administered some secondary
Vocational Education Committee
Vocational_Education_Committee
G-factor for electron with spin and orbital angular momentum
J_{\text{z}}|{\vec {J}}\cdot {\vec {J}}|J,J_{\text{z}}\rangle &=\langle J,J_{\text{z}}|g_{L}{{\vec {L}}\cdot {\vec {J}}}+g_{S}{{\vec {S}}\cdot {\vec {J}}}|J
Landé_g-factor
is: ψ ( r → ) = e i ( k → ⋅ r → ) {\displaystyle \psi ({\vec {r}})=e^{i({\vec {k}}\cdot {\vec {r}})}} For one-dimensional problems, the transmission coefficient
Resonances in scattering from potentials
Resonances_in_scattering_from_potentials
Type of plane wave
{\displaystyle {\vec {n}}} . Such a field can be written as F ( x → , t ) = G ( x → ⋅ n → − c t ) {\displaystyle F({\vec {x}},t)=G\left({\vec {x}}\cdot {\vec {n}}-ct\right)\
Traveling_plane_wave
Concept in crystallography
{\displaystyle \langle {\vec {k}}'|V|{\vec {k}}\rangle ={\frac {1}{L^{3}}}\int d^{3}{\vec {r}}V({\vec {r}})e^{-i({\vec {k}}'-{\vec {k}})\cdot {\vec {r}}}} . (2) Above
Debye–Waller_factor
Vector that points from one end of a polymer to the other
vectors r → i {\displaystyle {\vec {r}}_{i}} connect between these points. The end-to-end vector R → {\displaystyle {\vec {R}}} is the sum of these translation
End-to-end_vector
State of matter
{\hbar ^{2}}{2m}}|\nabla \psi ({\vec {r}})|^{2}+V({\vec {r}})|\psi ({\vec {r}})|^{2}+{\frac {1}{2}}U_{0}|\psi ({\vec {r}})|^{4}\right]} Minimizing this
Bose–Einstein_condensate
Mnemonic for 3D vectors orientations and rotations
{\displaystyle {\vec {a}}} and b → {\displaystyle {\vec {b}}} is a vector perpendicular to the plane spanned by a → {\displaystyle {\vec {a}}} and b → {\displaystyle
Right-hand_rule
Biopharmaceutical company
difficult-to-treat solid tumor types. The Company’s most advanced product candidate, Olvi-Vec (olvimulogene nanivacirepvec), is a proprietary, modified strain of the vaccinia
Genelux_Corporation
Estimation of orbits of objects
{\begin{aligned}{\vec {e}}&={{\vec {v}}\times {\vec {h}} \over {\mu }}-{{\vec {r}} \over {\left|{\vec {r}}\right|}}=e{\vec {i}}\\&=\left({{\left|{\vec {v}}\right|}^{2}
Orbit_determination
Method of studying partial differential equations
u_{\epsilon }({\vec {x}})=u({\vec {x}},{\vec {y}})=u_{0}({\vec {x}},{\vec {y}})+\epsilon u_{1}({\vec {x}},{\vec {y}})+\epsilon ^{2}u_{2}({\vec {x}},{\vec {y}})+O(\epsilon
Asymptotic_homogenization
System of equations by V. Bjerknes
{\displaystyle \rho \,{\biggl (}{\partial {\vec {u}} \over \partial t}+(\nabla .{\vec {u}}){\vec {u}}{\biggr )}=-\nabla P+\rho {\vec {f}}} where ∇ P {\displaystyle
Bjerknes'_equation
Two-dimensional state of matter
G_{\vec {G}}({\vec {R}})=\langle \rho _{\vec {G}}({\vec {R}})\cdot \rho _{\vec {G}}^{\ast }({\vec {0}})\rangle } The vector R → {\displaystyle {\vec {R}}}
Hexatic_phase
Retrieval system algorithm
{\displaystyle {\vec {Q}}_{m}=a\,{\vec {Q}}_{o}+b\,{\frac {1}{|D_{r}|}}\sum _{{\vec {D}}_{j}\in D_{r}}{\vec {D}}_{j}-c\,{\frac {1}{|D_{nr}|}}\sum _{{\vec {D}}_{k}\in
Rocchio_algorithm
States. The VEC system is established and outlined in Part 97 of the FCC rules and regulations. The FCC maintains a list of the authorized VECs and accredited
Volunteer Examiner Coordinator
Volunteer_Examiner_Coordinator
Representation of a quantum mechanical system
) {\displaystyle {\begin{aligned}\rho &={\frac {1}{2}}\left(I+{\vec {a}}\cdot {\vec {\sigma }}\right)\\&={\frac {1}{2}}{\begin{pmatrix}1&0\\0&1\end{pmatrix}}+{\frac
Bloch_sphere
Geometric representation of a force on an object
associated with a force F → {\displaystyle {\vec {F}}} directed at displacement r → {\displaystyle {\vec {r}}} from the axis whenever the force is perpendicular
Line_of_action
VEC
VEC
Surname or Lastname
English
English : nickname or metonymic occupational name, from Anglo-Norman French l’eveske ‘the bishop’, which was wrongly taken for le vesk. This in turn became Vesk, and later Veck or Vick.North German : variant of Fick.
Surname or Lastname
English (of Norman origin)
English (of Norman origin) : habitational name from any of the various places in Normandy, France, called Crèvecoeur (‘heartbreak’), from Old French creve(r) ‘to break or destroy’, ‘to die’ + ceur ‘heart’, a reference to the infertility and unproductiveness of the land.English : occupational name for a potter, Middle English crockere, an agent derivative of Middle English crock ‘pot’ (Old English croc(ca)).Americanized spelling of German Krocker.
VEC
VEC
Girl/Female
Indian
Apane, Consent
Boy/Male
Hindu
First Sikh Guru
Girl/Female
Muslim
Beautiful women, Flower, Beautiful women, Flower
Boy/Male
Biblical
The field of strong men; or of rocks.
Girl/Female
Australian, Finnish, Swedish
Forest; Woman of the Wood; From the Forest
Male
Egyptian
, the father of Osirtesen.
Boy/Male
Welsh
Bear hero.
Boy/Male
Hindu, Indian
God Siva
Boy/Male
Indian, Tamil
God Ruthran
Boy/Male
Greek American Spanish
Defender; protector of mankind. Famous Bearer: Alexander the Great.
VEC
VEC
VEC
VEC
VEC
n.
The ratio of one vector to another in length, no regard being had to the direction of the two vectors; -- so called because considered as a stretching factor in changing one vector into another. See Versor.
n.
In a curve referred to polar coordinates, any point for which the radius vector is a maximum or minimum.
n.
Vectitation.
n.
A term made up of the two parts / + /1 /-1, where / and /1 are vectors.
n.
Same as Radius vector.
n.
The act of carrying; conveyance; carriage.
n.
The act of carrying, or state of being carried.
n.
A directed quantity, as a straight line, a force, or a velocity. Vectors are said to be equal when their directions are the same their magnitudes equal. Cf. Scalar.
n.
The quotient of two vectors, or of two directed right lines in space, considered as depending on four geometrical elements, and as expressible by an algebraic symbol of quadrinomial form.
n.
A spiral whose polar equation is r2/ = a; that is, a curve the square of whose radius vector varies inversely as the angle which the radius vector makes with a given line.
n.
In the quaternion analysis, a quantity that has magnitude, but not direction; -- distinguished from a vector, which has both magnitude and direction.
n.
An ideal straight line joining the center of an attracting body with that of a body describing an orbit around it, as a line joining the sun and a planet or comet, or a planet and its satellite.