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# scipy.linalg.lapack.zgtsv

`scipy.linalg.lapack.``zgtsv`(dl, d, du, b[, overwrite_dl, overwrite_d, overwrite_du, overwrite_b]) = <fortran object>

  Wrapper for `zgtsv`.

  Parameters: | dl : input rank-1 array(‘D’) with bounds (n - 1) d : input rank-1 array(‘D’) with bounds (*) du : input rank-1 array(‘D’) with bounds (n - 1) b : input rank-2 array(‘D’) with bounds (,)
  Returns: | du2 : rank-1 array(‘D’) with bounds (n - 1) and dl storage d : rank-1 array(‘D’) with bounds (*) du : rank-1 array(‘D’) with bounds (n - 1) x : rank-2 array(‘D’) with bounds (,) and b storage info : int
  Other Parameters:
  | overwrite_dl : input int, optional Default: 0 overwrite_d : input int, optional Default: 0 overwrite_du : input int, optional Default: 0 overwrite_b : input int, optional Default: 0