Typographic Conventions Used in This Book

This section covers the conventions used in this book. Depending on how the version you are currently reading some fonts may look the same.

Typographic Conventions


This font designates the name of a file. A filename optionally includes a path.

user input

This font is used for the user's input. This refers only to things that can be typed in at the console.


This typeface is reserved for placeholders, i.e. stuff that always is replaced with the real input.

literal piece of code

We use this font to display literal pieces of code, variables, constant as well as operators.


Scilab variables of all kinds are marked up this way.


Functions or procedures of all kinds are marked up this way.


We use this font for shell commands, but also for Scilab commands.


To distinguish environment variables from program variables a separate font is used.