public bool Equals(BigCellViewModel obj)
        {
            if ((object)obj == null)
            {
                return(false);
            }

            return(this == obj);
        }
        public override bool Equals(object obj)
        {
            if (obj == null)
            {
                return(false);
            }

            BigCellViewModel p = obj as BigCellViewModel;

            if ((object)p == null)
            {
                return(false);
            }

            return(this.Equals(p));
        }