Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with confidence.

Unlike SUM, which ignores filters, SUBTOTAL dynamically adjusts to display only visible data. It offers 11 built-in functions, with additional options (101-111) that account for hidden rows. When ...

Abstract: We propose a counter-example guided inductive synthesis (CEGIS) scheme for the design of control Lyapunov functions and associated state-feedback controllers for linear systems affected by ...

Business analysts and data scientists today increasingly need to clean, standardize and transform diverse data sets, such as name, address, date time, phone number, etc., before they can perform ...