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# scipy.linalg.lapack.dlasd4

`scipy.linalg.lapack.``dlasd4`(i, d, z[, rho]) = <fortran object>

  Wrapper for `dlasd4`.

  Parameters: | i : input int d : input rank-1 array(‘d’) with bounds (n) z : input rank-1 array(‘d’) with bounds (n)
  Returns: | delta : rank-1 array(‘d’) with bounds (n) sigma : float work : rank-1 array(‘d’) with bounds (n) info : int
  Other Parameters:
  | rho : input float, optional Default: 1.0