code: def dist(x, y):
      """Get the hyperbolic distance between x and y."""
      return arccosh(-mdot(x, y))
  
file_path: flair/flair/nn/distance/hyperbolic.py
imports: import torch
  from torch import Tensor, nn
label_desc: Use image node_id 3 for calling a global function with example usage: dist(x, y) and returns: arccosh