code: def MultiRZ1(theta):
      r"""Arbitrary multi Z rotation on one wire.
  
      Args:
          theta (float): rotation angle
  
      Returns:
          array: the one-wire MultiRZ matrix
      """
      return math.array(
          [
              [math.exp(-1j * theta / 2), 0.0 + 0.0j],
              [0.0 + 0.0j, math.exp(1j * theta / 2)],
          ]
      )
  
imports: import pennylane
  from pennylane import numpy
  from pennylane import math
label_desc: Use image node_id 13 for calling a global function with example usage: MultiRZ1(theta) and returns: math