Spec for UndefFunction and it's call method
Spec for UndefFunction and it's call method

abinashmeher999/symengine.rb,abinashmeher999/symengine.rb,symengine/symengine.rb,rajithv/symengine.rb,symengine/symengine.rb,symengine/symengine.rb,abinashmeher999/symengine.rb,rajithv/symengine.rb,rajithv/symengine.rb