code: def test_mc_cormick(self):
      self._check_algorithm(
          func=_mc_cormick,
          start_point=[0, 0],
          expected_argmin=[-0.54719, -1.54719],
      )
  
imports: import numpy
  import tensorflow.compat.v2
  import tf_quant_finance
  from tensorflow.python.framework import test_util
label_desc: Use image node_id 14 for calling the ConjugateGradientTest obj's underlying member method code with example usage: obj.test_mc_cormick() without return types