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).
Bracketing Symbols. In mathematics, sometimes we need to enclose expressions in brackets or braces or parentheses. Some of these work just as you'd imagine in LaTeX; type (and) for parentheses, [ and ] for brackets, and | and | for absolute value.