docstr: List of global minimums.
  
  Each element of the list is a d-tuple, where d is the dimensionality
  of the inputs. There may be more than one global minimums.
code: def maximums(self) -> List[Tuple[float, ...]]:
      """List of global minimums.
  
      Each element of the list is a d-tuple, where d is the dimensionality
      of the inputs. There may be more than one global minimums.
      """
      return self._maximums
  
imports: from abc import ABC, abstractmethod
  from typing import Any, Callable, List, Optional, Tuple, Union
  import numpy
  import torch
  from ax.utils.common.docutils import copy_doc
  from ax.utils.common.typeutils import checked_cast, not_none
  from botorch.test_functions import synthetic
label_desc: Use image node_id 7 for calling the SyntheticFunction obj's underlying member method code with example usage: obj.maximums() and returns: self