TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. You can also combine boolean variables above with conditional functions such as \cs_if_eq_p:NN Knitr/LaTeX: conditional execution based on external parameters. 7.

Jan 20, 2008 · LaTeX forum ⇒ General ⇒ vertical bar for conditional expectation. vertical bar for conditional expectation. Post by gmedina» Sat Jan 19, 2008 4:43 pm. With \vert you can use the vertical extensions generated by \left and \right, as the following example suggests.

While you play with LaTeX macros, you will notice that it is quite limited. You may wonder how all these packages you are using every day have been implemented with so little. In fact, LaTeX is a set of Plain TeX macros and most packages use Plain TeX code.

Some examples of conditional typesetting using the latex() function. David Whiting [email protected] December 19, 2005 Contents 1 Introduction 2.