Quick Answer. The formula bar is a feature in Microsoft Excel that enables users to create and view formulas. It is typically labeled with a function symbol (fx), and it is sometimes referred to as the formula box. Continue Reading.
An audio commentary is an additional audio track, usually digital, consisting of a lecture or comments by one or more speakers, that plays in real time with a video. Commentaries can be serious or entertaining in nature, and can add information which otherwise would not be disclosed to audience members.[1]
Commentary material may be peer-reviewed at the Editors' discretion. 1  Perspectives (up to 1000 words plus 1 figure) highlight recent exciting research, but do not primarily discuss the author's own work. They may provide context for the findings within a field or explain potential interdisciplinary significance.