Whether presenting in a boardroom, off an iPad, over the Web or as a print-out, the right delivery is the difference between a great presentation and, at best, a missed opportunity and, at worst, a presentation disaster. All the other elements donât matter if the delivery doesnât work.
Parentheses have a great many specialized meanings in mathematics. A few of these are described below. 1. Parentheses are used in mathematical expressions to denote modifications to normal order of operations (precedence rules).
Parentheses (round brackets) Parentheses (singular: parenthesis) or, outside the U.S., round brackets, set off material that is useful to the reader but less crucial to the meaning of a sentence than information that would be set off by em dashes or commas.