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# scipy.linalg.lapack.zhetrd

scipy.linalg.lapack.zhetrd(a[, lower, lwork, overwrite_a]) = <fortran function zhetrd>

  Wrapper for `zhetrd`.

  Parameters:
    a input rank-2 array(‘D’) with bounds (lda,n)
  Returns:
    c rank-2 array(‘D’) with bounds (lda,n) and a storage
    d rank-1 array(‘d’) with bounds (n)
    e rank-1 array(‘d’) with bounds (-1 + n)
    tau rank-1 array(‘D’) with bounds (-1 + n)
    info int
  Other Parameters:
    lower input int, optional

      Default: 0

    overwrite_a input int, optional

      Default: 0

    lwork input int, optional

      Default: MAX(n,1)