code: def matmul(x, y, transpose_x=False, transpose_y=False, name=None):
      x, y = promote_types_of_paddle_inputs(x, y)
      return ivy.matmul(
          x, y, transpose_a=transpose_x, transpose_b=transpose_y
      )
  
imports: import ivy
  from ivy.func_wrapper import with_unsupported_dtypes, with_supported_dtypes
  from ivy.functional.frontends.paddle import promote_types_of_paddle_inputs
  from ivy.functional.frontends.paddle.func_wrapper import to_ivy_arrays_and_back
label_desc: Use image node_id 15 for calling a global function with example usage: matmul(x, y, transpose_x, transpose_y, name) and returns: ivy