It is sometimes useful to add text in Latex formulas or equations. However, it is clear that the text in question is displayed in italics. How to put text in math and what is the way of embedding text into math mode: \textrm , \text Latex how to write text in math mode: \textrm ...
To define dots in Latex, use: \ ldotsfor horizontal dots on the line \ cdotsfor horizontal dots above the line \ vdotsfor vertical dots \ ddotsfor diagonal dots Here are some examples: \[\Sigma=\left[ \begin{array}{ccc} \sigma_{11} & \cdots & \sigma_{1n} \\ \v...
Some might say that the resulting norm "fences" in the example above are a bit too large and thus threaten to dominate visually the rest of the math stuff. (This happens, of course, because the macro uses \left and \right directives to size the fences.) To fix this issue, you could ...
we resort to a dynamic type of presentations. Alternatively stated, when we speak, we simultaneously show significant points of the talk, or hide others, or keep just the important ones. We shall see in this section how animations function in Beamer. ...