Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

Otto J. Karst, Semi-Complex Functions and Their Graphs, Mathematics Magazine, Vol. 35, No. 5 (Nov., 1962), pp. 282-288 ...

Cryptographic hash functions combine message-passing capabilities needed in database security and cryptocurrency transactions.

Revise working with the graphs of trigonometric functions for your National 5 maths exam with Bitesize Scotland interactive practice quizzes covering feedback and common errors.