Method test_mul

test/null/test_gradient.py:56–56

(self)

  # binary ops unit
  def test_add(self): self._test_two_input_function(lambda x,y: x+y)
  def test_mul(self): self._test_two_input_function(lambda x,y: x*y)

  # chain rule
  def test_chain(self): self._test_one_input_function(lambda x: x.sin().sqrt())