code: def holt_win__mul(x, hw_args: HoltWintersArgs):
      """
      Multiplicative Seasonal
      Minimization Function
      (,M)
      """
      (_, _, _, _, alphac, _, gammac, y_alpha, y_gamma) = holt_win_init(
          x, hw_args
      )
      lvl = hw_args.lvl
      s = hw_args.s
      m = hw_args.m
      for i in range(1, hw_args.n):
          lvl[i] = (y_alpha[i - 1] / s[i - 1]) + (alphac * (lvl[i - 1]))
          s[i + m - 1] = (y_gamma[i - 1] / (lvl[i - 1])) + (
              gammac * s[i - 1]
          )
      return hw_args.y - lvl * s[: -(m - 1)]
  
imports: import numpy
label_desc: Use image node_id 8 for calling a global function with example usage: holt_win__mul(x, hw_args) and returns: unknown