code: func (ns *Namespace) ModBool(a, b interface{}) (bool, error) {
  	res, err := ns.Mod(a, b)
  	if err != nil {
  		return false, err
  	}
  
  	return res == int64(0), nil
  }
docs: // ModBool returns the boolean of a % b.  If a % b == 0, return true.