scid ~John-Colvin-patch-1 (2022-05-06T09:24:25.9708105)

eigenvalues

scid linalg

Calculate the eigenvalues of a symmetric matrix.

  1. EigenvalueType!ElementT[] eigenvalues(MatrixView!(ElementT, stor, tri) m)
  2. ComplexT[] eigenvalues(MatrixView!(ElementT, stor, tri) m, ComplexT[] buffer)
  3. T[] eigenvalues(MatrixView!(T, stor, tri) m, T[] buffer)
  4. T[] eigenvalues(MatrixView!(T, stor, tri) m, T[] buffer)
    T[]
    eigenvalues
    (
    T
    Storage stor
    Triangle tri
    )
    (
    MatrixView!(T, stor, tri) m
    ,
    T[] buffer = null
    )
    if (
    isFloatingPoint!T &&
    stor == Storage.Symmetric
    )

Parameters

m MatrixView!(T, stor, tri)

An n-by-n symmetric matrix.

buffer T[]

(optional) A buffer for the returned values, must have length >= n.

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