code: def forward(self, inputs):
      (a,) = inputs
      self.retain_outputs((0,))
      xp = chainer.backend.get_array_module(a)
      return (xp.linalg.cholesky(a),)
  
file_path: chainer/chainer/functions/math/cholesky.py
imports: import chainer
  from chainer import function_node
  from chainer.utils import type_check
  import chainerx
label_desc: Use image node_id 3 for calling the Cholesky obj's underlying member method code with example usage: obj.forward(inputs) and returns: xp