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    • Extreme
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    • Extreme.Mathematics.Optimization
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  • Extreme.Mathematics
    • AccuracyGoal Structure
    • AlgorithmStatus Enumeration
    • ArrayAttributes Structure
    • ArrayMath Class
    • ArrayMutability Enumeration
    • BigFloat Class
    • BigInteger Structure
    • BigRational Structure
    • CategoricalVector(T) Class
    • Complex(T) Structure
    • ComplexMatrix Class
    • ComplexVector Class
    • Constants Class
    • ConvergenceCriterion Enumeration
    • CoreImplementations Class
    • CoreImplementations(T) Class
    • CoreProvider Class
    • CoreProvider(T) Class
    • DecimalMath Class
    • Dimension Enumeration
    • DimensionMismatchException Class
    • DimensionType Enumeration
    • DistributedDataLocation Enumeration
    • DoubleComparer Class
    • DoubleComplex Structure
    • Elementary Class
    • ElementType(T) Class
    • EquationSolving Class
    • FunctionMath Class
    • GenericCoreProvider(T) Class
    • GenericImplementations Class
    • ICategoricalVector Interface
    • IDistributed Interface
    • InsufficientDataException Class
    • IntegerMath Class
    • Intent Enumeration
    • Interval Structure
    • Interval(T) Structure
    • IPermutable Interface
    • ISummarizable Interface
    • Iterators Class
    • IVector Interface
    • MachineConstants Class
    • ManagedCoreProvider Class
    • ManagedCoreProviderOfSingle Class
    • Math(T) Class
    • Matrix Class
    • Matrix(T) Class
    • MatrixDiagonal Enumeration
    • MatrixElementOrder Enumeration
    • MatrixExtensions Class
    • MatrixNorm Enumeration
    • MatrixOperationSide Enumeration
    • MatrixStructure Enumeration
    • MatrixTriangle Enumeration
    • MutabilityBehaviour Enumeration
    • NumericalDifferentiation Class
    • NumericalIntegration Class
    • NumericsConfiguration Class
    • Operations(T) Class
    • Permutation Class
    • Quad Structure
    • RandomExtensions Class
    • Range Structure
    • RoundingMode Enumeration
    • SingleComparer Class
    • SingleComplex Structure
    • SingleComplexMatrix Class
    • SingleComplexVector Class
    • SingleConstants Class
    • SingleInterval Structure
    • SingleMatrix Class
    • SingleMatrixFiller Delegate
    • SinglePrecisionImplementations Class
    • SingleVector Class
    • SingleVectorFiller Delegate
    • Slice Structure
    • SolutionReport(T) Class
    • SolutionReport(T, TError) Class
    • Special Class
    • SummaryOptions Class
    • SymbolicMath Class
    • TotalLossOfPrecisionException Class
    • TransposeOperation Enumeration
    • TypedVectorWrapper(K, T) Structure
    • Vector Class
    • Vector(T) Class
    • VectorExtensions Class
  • Vector(T) Class
    • Vector(T) Constructors
    • Properties
    • Methods
    • Operators and Type Conversions
  • Methods
    • AbsCore Method
    • AbsInPlace Method
    • AbsoluteMaxIndex Method
    • AbsoluteMinIndex Method
    • AcosCore Method
    • AcoshCore Method
    • AcoshInPlace Method
    • AcosInPlace Method
    • Add Method Overloads
    • AddCore Method Overloads
    • AddInPlace Method Overloads
    • AddInto Method
    • AddProductInPlace Method Overloads
    • AddScaledAsLeftCore Method
    • AddScaledAsRightCore Method
    • AddScaledInPlace Method
    • AddScaledProductInPlace Method Overloads
    • Aggregate Method Overloads
    • AggregateBy Method Overloads
    • All Method
    • Angle Method
    • Any Method
    • AsCategorical Method Overloads
    • AsDenseVector Method
    • AsinCore Method
    • AsIndex Method
    • AsinhCore Method
    • AsinhInPlace Method
    • AsinInPlace Method
    • Atan2AsXCore Method
    • Atan2AsYCore Method
    • AtanCore Method
    • AtanhCore Method
    • AtanhInPlace Method
    • AtanInPlace Method
    • Broadcast Method
    • BroadcastInto Method
    • By(K) Method
    • Cast(U) Method
    • CastInto(U) Method
    • CeilingCore Method
    • CeilingInPlace Method
    • Clip Method
    • Clone Method Overloads
    • CloneData Method
    • Conjugate Method Overloads
    • ConjugateCore Method
    • ConjugateDotProduct Method
    • ConjugateInPlace Method
    • CopyTo Method Overloads
    • CopyToOrClone Method
    • CosCore Method
    • CoshCore Method
    • CoshInPlace Method
    • CosInPlace Method
    • CrossProduct Method
    • CumulativeProduct Method
    • CumulativeProductInPlace Method
    • CumulativeProductInto Method
    • CumulativeSum Method
    • CumulativeSumInPlace Method
    • CumulativeSumInto Method
    • DifferenceCore Method
    • Dispose Method Overloads
    • Divide Method
    • DivideInPlace Method
    • DotProduct Method
    • ElementwiseConjugateMultiplyAsLeftCore Method
    • ElementwiseConjugateMultiplyAsRightCore Method
    • ElementwiseDivideAsLeftCore Method
    • ElementwiseDivideAsRightCore Method
    • ElementwiseDivideInPlace Method
    • ElementwiseMultiplyCore Method
    • ElementwiseMultiplyInPlace Method
    • ElementwisePowAsLeftCore Method Overloads
    • ElementwisePowAsRightCore Method
    • ElementwisePowCore Method Overloads
    • ElementwisePowInPlace Method Overloads
    • EnsureWritable Method Overloads
    • Equals Method Overloads
    • EqualToCore Method Overloads
    • ExpCore Method
    • ExpInPlace Method
    • Find Method
    • FloorCore Method
    • FloorInPlace Method
    • Get Method Overloads
    • GetEnumerator Method
    • GetHashCode Method Overloads
    • GetNearest(K) Method
    • GetNearestValues(K) Method
    • GetObjectData Method
    • GetSlice Method Overloads
    • GetSliceCore Method
    • GetSubvector Method Overloads
    • GetValue Method Overloads
    • GetValues Method Overloads
    • GreaterThanCore Method Overloads
    • GreaterThanOrEqualToCore Method Overloads
    • HypotCore Method
    • IsElementWritable Method
    • IsMissing Method
    • KeysAndValues(K) Method
    • LessThanCore Method Overloads
    • LessThanOrEqualToCore Method Overloads
    • LessThanOrEqualToInto Method
    • Log10Core Method
    • Log10InPlace Method
    • LogCore Method Overloads
    • LogInPlace Method Overloads
    • MakeImmutable Method
    • Map Method Overloads
    • MapAsFirstCore(U, V) Method
    • MapAsSecondCore(U, V) Method
    • MapCore Method Overloads
    • MapInPlace Method Overloads
    • MapInto Method Overloads
    • MapWhere Method Overloads
    • MapWhereCore Method Overloads
    • Max Method Overloads
    • MaxCore Method Overloads
    • MaxIndex Method
    • MaxInPlace Method
    • Min Method Overloads
    • MinCore Method Overloads
    • MinIndex Method
    • MinInPlace Method
    • MultiplyCore Method
    • MultiplyInPlace Method Overloads
    • NegateInPlace Method
    • Norm Method Overloads
    • Normalize Method
    • NormInternal Method Overloads
    • NormSquared Method
    • NotEqualToCore Method Overloads
    • OneNorm Method
    • PermuteInPlace Method Overloads
    • Product Method
    • Project Method
    • Protect Method
    • ProtectInPlace Method
    • ReciprocalCore Method
    • ReciprocalInPlace Method
    • RemoveMissingValues Method
    • ReplaceMissingValues Method Overloads
    • ReplaceMissingValuesInPlace Method Overloads
    • ReplaceMissingValuesInto Method Overloads
    • ReplaceValue Method
    • ReplaceValueInPlace Method
    • ReplaceValueInto Method
    • Resample Method Overloads
    • Reshape Method
    • SetMissing Method
    • SetToZero Method
    • SetValue Method Overloads
    • SetValues Method Overloads
    • ShallowCopy Method
    • SinCore Method
    • SinhCore Method
    • SinhInPlace Method
    • SinInPlace Method
    • SortInPlace Method Overloads
    • SqrtCore Method
    • SqrtInPlace Method
    • Subtract Method
    • SubtractAsLeftCore Method Overloads
    • SubtractAsRightCore Method Overloads
    • SubtractInPlace Method Overloads
    • SubtractProductInPlace Method
    • Sum Method
    • Summarize Method Overloads
    • SwapElements Method
    • TanCore Method
    • TanhCore Method
    • TanhInPlace Method
    • TanInPlace Method
    • ToArray Method
    • ToColumnMatrix Method
    • ToDataFrame Method Overloads
    • ToDenseVector Method
    • Top Method
    • ToRowMatrix Method
    • ToSparseVector Method
    • ToString Method Overloads
    • ToStringInternal Method
    • TryCast(U) Method
    • TryEnsureWritable Method Overloads
    • TryGet(K) Method
    • Unstack(R, C) Method
    • WeightedNorm Method
    • Window Method Overloads
    • WithName(C) Method
  • By(K) Method
VectorTByK Method Extreme Optimization Numerical Libraries for .NET Professional
Enables accessing elements of an indexed vector using strongly typed indexes.

Namespace: Extreme.Mathematics
Assembly: Extreme.Numerics.Net40 (in Extreme.Numerics.Net40.dll) Version: 6.0.16073.0 (6.0.16312.0)
Syntax
C#
VB
C++
F#
Copy
public TypedVectorWrapper<K, T> By<K>()

Public Function By(Of K) As TypedVectorWrapper(Of K, T)
public:
generic<typename K>
TypedVectorWrapper<K, T> By()
member By : unit -> TypedVectorWrapper<'K, 'T>

Type Parameters

K
The element type of the index.

Return Value

Type: TypedVectorWrapperK, T
Version Information

Numerical Libraries

Supported in: 6.0
See Also

Reference

VectorT Class
Extreme.Mathematics Namespace

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