scalation.linalgebra

SymTriMatrixD

Related Doc: package linalgebra

class SymTriMatrixD extends Matrix with Error with Serializable

The SymTriMatrixD class stores and operates on symmetric tridiagonal matrices. The elements are of type of Double. A matrix is stored as two vectors: the diagonal vector and the sub-diagonal vector.

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  1. SymTriMatrixD
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  4. Matrix
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Instance Constructors

  1. new SymTriMatrixD(b: Matrix)

    Construct a symmetric tridiagonal matrix from the given matrix.

    Construct a symmetric tridiagonal matrix from the given matrix.

    b

    the matrix of values to assign

  2. new SymTriMatrixD(v1: VectorD, v2: VectorD)

    Construct a symmetric tridiagonal matrix with the given diagonal and sub-diagonal.

    Construct a symmetric tridiagonal matrix with the given diagonal and sub-diagonal.

    v1

    the diagonal vector

    v2

    the sub-diagonal vector

  3. new SymTriMatrixD(d1: Int)

    d1

    the first/row dimension (symmetric => d2 = d1)

Value Members

  1. final def !=(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

    Definition Classes
    AnyRef → Any
  3. def *(x: Double): SymTriMatrixD

    Multiply this matrix by scalar x.

    Multiply this matrix by scalar x.

    x

    the scalar to multiply by

    Definition Classes
    SymTriMatrixDMatrix
  4. def *(u: VectorD): VectorD

    Multiply this matrix by vector u.

    Multiply this matrix by vector u.

    u

    the vector to multiply by

    Definition Classes
    SymTriMatrixDMatrix
  5. def *(b: SymTriMatrixD): MatrixD

    Multiply this matrix by matrix b.

    Multiply this matrix by matrix b. Requires b to have type SymTriMatrixD, but returns a more general type of matrix.

    b

    the matrix to multiply by

  6. def *(b: Matrix): SymTriMatrixD

    Multiply this matrix by matrix b.

    Multiply this matrix by matrix b.

    b

    the matrix to multiply by

  7. def **(u: VectorD): SymTriMatrixD

    Multiply this matrix by vector u to produce another matrix (a_ij * u_j)

    Multiply this matrix by vector u to produce another matrix (a_ij * u_j)

    u

    the vector to multiply by

    Definition Classes
    SymTriMatrixDMatrix
  8. def **=(u: VectorD): SymTriMatrixD

    Multiply in-place this matrix by vector u to produce another matrix (a_ij * u_j)

    Multiply in-place this matrix by vector u to produce another matrix (a_ij * u_j)

    u

    the vector to multiply by

    Definition Classes
    SymTriMatrixDMatrix
  9. def *=(x: Double): SymTriMatrixD

    Multiply in-place this matrix by scalar x.

    Multiply in-place this matrix by scalar x.

    x

    the scalar to multiply by

    Definition Classes
    SymTriMatrixDMatrix
  10. def *=(b: Matrix): SymTriMatrixD

    Multiply in-place this matrix by matrix b

    Multiply in-place this matrix by matrix b

    b

    the matrix to multiply by

  11. def +(x: Double): SymTriMatrixD

    Add this matrix and scalar x.

    Add this matrix and scalar x.

    x

    the scalar to add

    Definition Classes
    SymTriMatrixDMatrix
  12. def +(b: Matrix): SymTriMatrixD

    Add this matrix and matrix b.

    Add this matrix and matrix b.

    b

    the matrix to add (requires leDimensions)

    Definition Classes
    SymTriMatrixDMatrix
  13. def ++(u: VectorD): SymTriMatrixD

    Concatenate this matrix and vector u.

    Concatenate this matrix and vector u.

    u

    the vector to be concatenated as the new last row in matrix

    Definition Classes
    SymTriMatrixDMatrix
  14. def +=(x: Double): SymTriMatrixD

    Add in-place this matrix and scalar x.

    Add in-place this matrix and scalar x.

    x

    the scalar to add

    Definition Classes
    SymTriMatrixDMatrix
  15. def +=(b: Matrix): SymTriMatrixD

    Add in-place this matrix and matrix b.

    Add in-place this matrix and matrix b.

    b

    the matrix to add (requires leDimensions)

  16. def -(x: Double): SymTriMatrixD

    From this matrix subtract scalar x.

    From this matrix subtract scalar x.

    x

    the scalar to subtract

    Definition Classes
    SymTriMatrixDMatrix
  17. def -(b: Matrix): SymTriMatrixD

    From this matrix subtract matrix b.

    From this matrix subtract matrix b.

    b

    the matrix to subtract (requires leDimensions)

  18. def -=(x: Double): SymTriMatrixD

    From this matrix subtract in-place scalar x.

    From this matrix subtract in-place scalar x.

    x

    the scalar to subtract

    Definition Classes
    SymTriMatrixDMatrix
  19. def -=(b: Matrix): SymTriMatrixD

    From this matrix subtract in-place matrix b.

    From this matrix subtract in-place matrix b.

    b

    the matrix to subtract (requires leDimensions)

  20. def /(x: Double): SymTriMatrixD

    Divide this matrix by scalar x.

    Divide this matrix by scalar x.

    x

    the scalar to divide by

    Definition Classes
    SymTriMatrixDMatrix
  21. def /=(x: Double): SymTriMatrixD

    Divide in-place this matrix by scalar x.

    Divide in-place this matrix by scalar x.

    x

    the scalar to divide by

    Definition Classes
    SymTriMatrixDMatrix
  22. final def ==(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  23. def apply(i: Int, jr: Range): VectorD

    Get a slice this matrix row-wise at index i and column-wise on range jr.

    Get a slice this matrix row-wise at index i and column-wise on range jr. Ex: u = a(2, 3..5)

    i

    the row index

    jr

    the column range

    Definition Classes
    SymTriMatrixDMatrix
  24. def apply(ir: Range, j: Int): VectorD

    Get a slice this matrix row-wise on range ir and column-wise at index j.

    Get a slice this matrix row-wise on range ir and column-wise at index j. Ex: u = a(2..4, 3)

    ir

    the row range

    j

    the column index

    Definition Classes
    SymTriMatrixDMatrix
  25. def apply(ir: Range, jr: Range): SymTriMatrixD

    Get a slice this matrix row-wise on range ir and column-wise on range jr.

    Get a slice this matrix row-wise on range ir and column-wise on range jr. Ex: b = a(2..4, 3..5)

    ir

    the row range

    jr

    the column range

    Definition Classes
    SymTriMatrixDMatrix
  26. def apply(i: Int): VectorD

    Get this matrix's vector at the i-th index position (i-th row).

    Get this matrix's vector at the i-th index position (i-th row).

    i

    the row index

    Definition Classes
    SymTriMatrixDMatrix
  27. def apply(i: Int, j: Int): Double

    Get this matrix's element at the i,j-th index position.

    Get this matrix's element at the i,j-th index position.

    i

    the row index

    j

    the column index

    Definition Classes
    SymTriMatrixDMatrix
  28. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  29. def at(i: Int, j: Int): Double

    Get this matrix's element at the i,j-th index position, returning 0.

    Get this matrix's element at the i,j-th index position, returning 0. if off tridiagonal.

    i

    the row index

    j

    the column index

  30. def clean(thres: Double, relative: Boolean = true): SymTriMatrixD

    Clean values in matrix at or below the threshold by setting them to zero.

    Clean values in matrix at or below the threshold by setting them to zero. Iterative algorithms give approximate values and if very close to zero, may throw off other calculations, e.g., in computing eigenvectors.

    thres

    the cutoff threshold (a small value)

    relative

    whether to use relative or absolute cutoff

    Definition Classes
    SymTriMatrixDMatrix
  31. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  32. def col(col: Int, from: Int = 0): VectorD

    Get column 'col' from the matrix, returning it as a vector.

    Get column 'col' from the matrix, returning it as a vector.

    col

    the column to extract from the matrix

    from

    the position to start extracting from

    Definition Classes
    SymTriMatrixDMatrix
  33. val d1: Int

    the first/row dimension (symmetric => d2 = d1)

  34. def det: Double

    Compute the determinant of this matrix.

    Compute the determinant of this matrix.

    Definition Classes
    SymTriMatrixDMatrix
  35. def dg: VectorD

    Get the diagonal of the matrix.

  36. def dg_(v: VectorD): Unit

    Set the diagonal of the matrix.

    Set the diagonal of the matrix.

    v

    the vector to assign to the diagonal

  37. def diag(p: Int, q: Int): SymTriMatrixD

    Form a matrix [Ip, this, Iq] where Ir is a r by r identity matrix, by positioning the three matrices Ip, this and Iq along the diagonal.

    Form a matrix [Ip, this, Iq] where Ir is a r by r identity matrix, by positioning the three matrices Ip, this and Iq along the diagonal.

    p

    the size of identity matrix Ip

    q

    the size of identity matrix Iq

    Definition Classes
    SymTriMatrixDMatrix
  38. def diag(b: Matrix): SymTriMatrixD

  39. lazy val dim1: Int

    Dimension 1

    Dimension 1

    Definition Classes
    SymTriMatrixDMatrix
  40. lazy val dim2: Int

    Dimension 2

    Dimension 2

    Definition Classes
    SymTriMatrixDMatrix
  41. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  42. def equals(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  43. var fString: String

    Format string used for printing vector values (change using setFormat)

    Format string used for printing vector values (change using setFormat)

    Attributes
    protected
    Definition Classes
    Matrix
  44. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  45. def flaw(method: String, message: String): Unit

    Show the flaw by printing the error message.

    Show the flaw by printing the error message.

    method

    the method where the error occurred

    message

    the error message

    Definition Classes
    Error
  46. def foreach[U](f: (Array[Double]) ⇒ U): Unit

    Iterate over the matrix row by row.

    Iterate over the matrix row by row.

    f

    the function to apply

    Definition Classes
    Matrix
  47. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  48. def getDiag(k: Int = 0): VectorD

    Get the kth diagonal of this matrix.

    Get the kth diagonal of this matrix. Assumes dim2 >= dim1.

    k

    how far above the main diagonal, e.g., (-1, 0, 1) for (sub, main, super)

    Definition Classes
    SymTriMatrixDMatrix
  49. def hashCode(): Int

    Definition Classes
    AnyRef → Any
  50. def inverse: SymTriMatrixD

    Invert this matrix (requires a squareMatrix) using partial pivoting.

    Invert this matrix (requires a squareMatrix) using partial pivoting.

    Definition Classes
    SymTriMatrixDMatrix
  51. def inverse_ip: SymTriMatrixD

    Invert in-place this matrix (requires a squareMatrix) using partial pivoting.

    Invert in-place this matrix (requires a squareMatrix) using partial pivoting.

    Definition Classes
    SymTriMatrixDMatrix
  52. def inverse_npp: SymTriMatrixD

    Invert this matrix (requires a squareMatrix) not using partial pivoting.

    Invert this matrix (requires a squareMatrix) not using partial pivoting.

    Definition Classes
    SymTriMatrixDMatrix
  53. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  54. def isNonnegative: Boolean

    Check whether this matrix is nonnegative (has no negative elements).

    Check whether this matrix is nonnegative (has no negative elements).

    Definition Classes
    SymTriMatrixDMatrix
  55. def isRectangular: Boolean

    Check whether this matrix is rectangular (all rows have the same number of columns).

    Check whether this matrix is rectangular (all rows have the same number of columns).

    Definition Classes
    SymTriMatrixDMatrix
  56. def isSquare: Boolean

    Check whether this matrix is square (same row and column dimensions).

    Check whether this matrix is square (same row and column dimensions).

    Definition Classes
    Matrix
  57. def isSymmetric: Boolean

    Check whether this matrix is symmetric.

    Check whether this matrix is symmetric.

    Definition Classes
    Matrix
  58. def leDimensions(b: Matrix): Boolean

    Check whether this matrix dimensions are less than or equal to (le) those of the other Matrix.

    Check whether this matrix dimensions are less than or equal to (le) those of the other Matrix.

    b

    the other matrix

    Definition Classes
    Matrix
  59. def lud: (Matrix, Matrix)

    Decompose this matrix into the product of lower and upper triangular matrices (l, u) using the LU Decomposition algorithm.

    Decompose this matrix into the product of lower and upper triangular matrices (l, u) using the LU Decomposition algorithm. This version uses partial pivoting.

    Definition Classes
    SymTriMatrixDMatrix
  60. def lud_ip: (Matrix, Matrix)

    Decompose in-place this matrix into the product of lower and upper triangular matrices (l, u) using the LU Decomposition algorithm.

    Decompose in-place this matrix into the product of lower and upper triangular matrices (l, u) using the LU Decomposition algorithm. This version uses partial pivoting.

    Definition Classes
    SymTriMatrixDMatrix
  61. def mag: Double

    Find the magnitude of this matrix, the element value farthest from zero.

    Find the magnitude of this matrix, the element value farthest from zero.

    Definition Classes
    Matrix
  62. def max(e: Int = dim1): Double

    Find the maximum element in this matrix.

    Find the maximum element in this matrix.

    e

    the ending row index (exclusive) for the search

    Definition Classes
    SymTriMatrixDMatrix
  63. def min(e: Int = dim1): Double

    Find the minimum element in this matrix.

    Find the minimum element in this matrix.

    e

    the ending row index (exclusive) for the search

    Definition Classes
    SymTriMatrixDMatrix
  64. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  65. def norm1: Double

    Compute the 1-norm of this matrix, i.e., the maximum 1-norm of the column vectors.

    Compute the 1-norm of this matrix, i.e., the maximum 1-norm of the column vectors. This is useful for comparing matrices (a - b).norm1

    Definition Classes
    SymTriMatrixDMatrix
  66. final def notify(): Unit

    Definition Classes
    AnyRef
  67. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  68. def nullspace: VectorD

    Compute the (right) nullspace of this m by n matrix (requires n = m + 1) by performing Gauss-Jordan reduction and extracting the negation of the last column augmented by 1.

    Compute the (right) nullspace of this m by n matrix (requires n = m + 1) by performing Gauss-Jordan reduction and extracting the negation of the last column augmented by 1. The nullspace of matrix a is "this vector v times any scalar s", i.e., a*(v*s) = 0. The left nullspace of matrix a is the same as the right nullspace of a.t (a transpose).

    Definition Classes
    SymTriMatrixDMatrix
  69. def nullspace_ip: VectorD

    Compute the (right) nullspace in-place of this m by n matrix (requires n = m + 1) by performing Gauss-Jordan reduction and extracting the negation of the last column augmented by 1.

    Compute the (right) nullspace in-place of this m by n matrix (requires n = m + 1) by performing Gauss-Jordan reduction and extracting the negation of the last column augmented by 1. The nullspace of matrix a is "this vector v times any scalar s", i.e., a*(v*s) = 0. The left nullspace of matrix a is the same as the right nullspace of a.t (a transpose).

    Definition Classes
    SymTriMatrixDMatrix
  70. val range1: Range

    Range for the storage array on dimension 1 (rows)

    Range for the storage array on dimension 1 (rows)

    Attributes
    protected
    Definition Classes
    Matrix
  71. val range2: Range

    Range for the storage array on dimension 2 (columns)

    Range for the storage array on dimension 2 (columns)

    Attributes
    protected
    Definition Classes
    Matrix
  72. def rank: Int

    Determine the rank of this m by n matrix by taking the upper triangular matrix from the LU Decomposition and counting the number of non-zero diagonal elements.

    Determine the rank of this m by n matrix by taking the upper triangular matrix from the LU Decomposition and counting the number of non-zero diagonal elements.

    Definition Classes
    Matrix
  73. def reduce: SymTriMatrixD

    Use Gauss-Jordan reduction on this matrix to make the left part embed an identity matrix.

    Use Gauss-Jordan reduction on this matrix to make the left part embed an identity matrix. A constraint on this m by n matrix is that n >= m.

    Definition Classes
    SymTriMatrixDMatrix
  74. def reduce_ip: Unit

    Use Gauss-Jordan reduction in-place on this matrix to make the left part embed an identity matrix.

    Use Gauss-Jordan reduction in-place on this matrix to make the left part embed an identity matrix. A constraint on this m by n matrix is that n >= m.

    Definition Classes
    SymTriMatrixDMatrix
  75. def sameCrossDimensions(b: Matrix): Boolean

    Check whether this matrix and the other matrix have the same cross dimensions.

    Check whether this matrix and the other matrix have the same cross dimensions.

    b

    the other matrix

    Definition Classes
    Matrix
  76. def sameDimensions(b: Matrix): Boolean

    Check whether this matrix and the other Matrix have the same dimensions.

    Check whether this matrix and the other Matrix have the same dimensions.

    b

    the other matrix

    Definition Classes
    Matrix
  77. def sd: VectorD

    Get the sub-diagonal of the matrix.

  78. def sd_(v: VectorD): Unit

    Set the sub-diagonal of the matrix.

    Set the sub-diagonal of the matrix.

    v

    the vector to assign to the sub-diagonal

  79. def selectCols(colIndex: Array[Int]): SymTriMatrixD

    Select columns from this matrix according to the given index/basis.

    Select columns from this matrix according to the given index/basis. Ex: Can be used to divide a matrix into a basis and a non-basis.

    colIndex

    the column index positions (e.g., (0, 2, 5))

    Definition Classes
    SymTriMatrixDMatrix
  80. def selectRows(rowIndex: Array[Int]): SymTriMatrixD

    Select rows from this matrix according to the given index/basis.

    Select rows from this matrix according to the given index/basis.

    rowIndex

    the row index positions (e.g., (0, 2, 5))

    Definition Classes
    SymTriMatrixDMatrix
  81. def set(i: Int, u: VectorD, j: Int = 0): Unit

    Set this matrix's ith row starting at column j to the vector u.

    Set this matrix's ith row starting at column j to the vector u.

    i

    the row index

    u

    the vector value to assign

    j

    the starting column index

    Definition Classes
    SymTriMatrixDMatrix
  82. def set(u: Array[Array[Double]]): Unit

    Set all the values in this matrix as copies of the values in 2D array u.

    Set all the values in this matrix as copies of the values in 2D array u.

    u

    the 2D array of values to assign

    Definition Classes
    SymTriMatrixDMatrix
  83. def set(x: Double): Unit

    Set all the elements in this matrix to the scalar x.

    Set all the elements in this matrix to the scalar x.

    x

    the scalar value to assign

    Definition Classes
    SymTriMatrixDMatrix
  84. def setCol(col: Int, u: VectorD): Unit

    Set column 'col' of the matrix to a vector.

    Set column 'col' of the matrix to a vector.

    col

    the column to set

    u

    the vector to assign to the column

    Definition Classes
    SymTriMatrixDMatrix
  85. def setDiag(x: Double): Unit

    Set the main diagonal of this matrix to the scalar x.

    Set the main diagonal of this matrix to the scalar x. Assumes dim2 >= dim1.

    x

    the scalar to set the diagonal to

    Definition Classes
    SymTriMatrixDMatrix
  86. def setDiag(u: VectorD, k: Int = 0): Unit

    Set the kth diagonal of this matrix to the vector u.

    Set the kth diagonal of this matrix to the vector u. Assumes dim2 >= dim1.

    u

    the vector to set the diagonal to

    k

    how far above the main diagonal, e.g., (-1, 0, 1) for (sub, main, super)

    Definition Classes
    SymTriMatrixDMatrix
  87. def setFormat(newFormat: String): Unit

    Set the format to the newFormat.

    Set the format to the newFormat.

    newFormat

    the new format string

    Definition Classes
    Matrix
  88. def slice(r_from: Int, r_end: Int, c_from: Int, c_end: Int): SymTriMatrixD

    Slice this matrix row-wise r_from to r_end and column-wise c_from to c_end.

    Slice this matrix row-wise r_from to r_end and column-wise c_from to c_end.

    r_from

    the start of the row slice

    r_end

    the end of the row slice

    c_from

    the start of the column slice

    c_end

    the end of the column slice

    Definition Classes
    SymTriMatrixDMatrix
  89. def slice(from: Int, end: Int): SymTriMatrixD

    Slice this matrix row-wise from to end.

    Slice this matrix row-wise from to end.

    from

    the start row of the slice (inclusive)

    end

    the end row of the slice (exclusive)

    Definition Classes
    SymTriMatrixDMatrix
  90. def sliceExclude(row: Int, col: Int): SymTriMatrixD

    Slice this matrix excluding the given row and column.

    Slice this matrix excluding the given row and column.

    row

    the row to exclude

    col

    the column to exclude

    Definition Classes
    SymTriMatrixDMatrix
  91. def solve(lu: (Matrix, Matrix), b: VectorD): VectorD

    Solve for x in the equation l*u*x = b (see lud above).

    Solve for x in the equation l*u*x = b (see lud above).

    lu

    the lower and upper triangular matrices

    b

    the constant vector

    Definition Classes
    SymTriMatrixDMatrix
  92. def solve(l: Matrix, u: Matrix, b: VectorD): VectorD

    Solve for x in the equation l*u*x = b (see lud above).

    Solve for x in the equation l*u*x = b (see lud above).

    l

    the lower triangular matrix

    u

    the upper triangular matrix

    b

    the constant vector

    Definition Classes
    SymTriMatrixDMatrix
  93. def solve(d: VectorD): VectorD

    Solve for x in the equation a*x = d where a is this matrix.

    Solve for x in the equation a*x = d where a is this matrix.

    d

    the constant vector.

    Definition Classes
    SymTriMatrixDMatrix
  94. def sum: Double

    Compute the sum of this matrix, i.e., the sum of its elements.

    Compute the sum of this matrix, i.e., the sum of its elements.

    Definition Classes
    SymTriMatrixDMatrix
  95. def sumAbs: Double

    Compute the abs sum of this matrix, i.e., the sum of the absolute value of its elements.

    Compute the abs sum of this matrix, i.e., the sum of the absolute value of its elements. This is useful for comparing matrices (a - b).sumAbs

    Definition Classes
    SymTriMatrixDMatrix
  96. def sumLower: Double

    Compute the sum of the lower triangular region of this matrix.

    Compute the sum of the lower triangular region of this matrix.

    Definition Classes
    SymTriMatrixDMatrix
  97. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  98. def t: SymTriMatrixD

    Transpose this matrix (rows => columns).

    Transpose this matrix (rows => columns). Note, since the matrix is symmetric, it returns itself.

    Definition Classes
    SymTriMatrixDMatrix
  99. def toString(): String

    Convert this symmetric tridiagonal matrix to a string showing the diagonal vector followed by the sub-diagonal vector.

    Convert this symmetric tridiagonal matrix to a string showing the diagonal vector followed by the sub-diagonal vector.

    Definition Classes
    SymTriMatrixD → AnyRef → Any
  100. def trace: Double

    Compute the trace of this matrix, i.e., the sum of the elements on the main diagonal.

    Compute the trace of this matrix, i.e., the sum of the elements on the main diagonal. Should also equal the sum of the eigenvalues.

    Definition Classes
    SymTriMatrixDMatrix
    See also

    Eigen.scala

  101. def update(i: Int, jr: Range, u: VectorD): Unit

    Set a slice this matrix row-wise at index i and column-wise on range jr.

    Set a slice this matrix row-wise at index i and column-wise on range jr. Ex: a(2, 3..5) = u

    i

    the row index

    jr

    the column range

    u

    the vector to assign

    Definition Classes
    SymTriMatrixDMatrix
  102. def update(ir: Range, j: Int, u: VectorD): Unit

    Set a slice this matrix row-wise on range ir and column-wise at index j.

    Set a slice this matrix row-wise on range ir and column-wise at index j. Ex: a(2..4, 3) = u

    ir

    the row range

    j

    the column index

    u

    the vector to assign

    Definition Classes
    SymTriMatrixDMatrix
  103. def update(ir: Range, jr: Range, b: SymTriMatrixD): Unit

    Set a slice this matrix row-wise on range ir and column-wise on range jr.

    Set a slice this matrix row-wise on range ir and column-wise on range jr. Ex: a(2..4, 3..5) = b

    ir

    the row range

    jr

    the column range

    b

    the matrix to assign

  104. def update(i: Int, u: VectorD): Unit

    Set this matrix's row at the i-th index position to the vector u.

    Set this matrix's row at the i-th index position to the vector u.

    i

    the row index

    u

    the vector value to assign

    Definition Classes
    SymTriMatrixDMatrix
  105. def update(i: Int, j: Int, x: Double): Unit

    Set this matrix's element at the i,j-th index position to the scalar x.

    Set this matrix's element at the i,j-th index position to the scalar x. Only store x if it is non-zero.

    i

    the row index

    j

    the column index

    x

    the scalar value to assign

    Definition Classes
    SymTriMatrixDMatrix
  106. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  107. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  108. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  109. def ~^(p: Int): SymTriMatrixD

    Raise this matrix to the pth power (for some integer p >= 2).

    Raise this matrix to the pth power (for some integer p >= 2).

    p

    the power to raise this matrix to

    Definition Classes
    SymTriMatrixDMatrix

Inherited from Serializable

Inherited from Serializable

Inherited from Matrix

Inherited from Error

Inherited from AnyRef

Inherited from Any

Ungrouped