class_docstr: docstring
class_docstr_tok: ["docstring"]
code: def is_zero(self):
      return self.element == self.domain.zero
  
imports: from ..constructor import construct_domain
  from sympy.polys.domains import Domain, ZZ
label_desc: Use image node_id 20 for calling the DomainScalar obj's underlying member method code with example usage: obj.is_zero() and returns: unknown