code: def p_term_div(self, tree):
          ''' V ::= term ( V / V )'''
          tree.value = convertstr(tree[0].value) / tree[2].valuf p_term_div(self, tree):
          ''' V ::= term ( V / V )'''
          tree.value = convertstr(tree[0].value) / tree[2].value
docs: V ::= term ( V / V )