class_docstr: Add homology properties of a scalar field f: R^n --> R associated with
  the geometry built from the VertexBase class
class_docstr_tok: ["Add","homology","properties","of","a","scalar","field","f",":","R^n","--",">","R","associated","with","the","geometry","built","from","the","VertexBase","class"]
code: def disconnect(self, v):
      if v in self.nn:
          self.nn.remove(v)
          v.nn.remove(self)
  
          # Flags for checking homology properties:
          self.check_min = True
          self.check_max = True
          v.check_min = True
          v.check_max = True
  
imports: import collections
  from abc import ABC, abstractmethod
  import numpy
  from scipy._lib._util import MapWrapper
label_desc: Use image node_id 3 for calling the VertexScalarField obj's underlying member method code with example usage: obj.disconnect(v) without return types