According to Graham, this formula resulted from a study of various valuation methods and is to be considered an effective shorthand way of estimating the intrinsic value of stocks. The formula should ...

Abstract. We provide 𝑞-generalizations of Spivey's Bell number formula in various settings by considering statistics on different combinatorial structures. This leads to new identities involving ...

Microsoft's office software Excel is a powerful tool to perform day-to-day activities with, like simple arithmetic, sorting, filtering, arranging and summarising data in various formats. Excel has a ...