SmithWatermanSimilarity[u, v] gives a number representing the Smith\[Dash]Waterman similarity between strings or vectors u and v.
SpanFromBoth is a symbol that can appear at a particular position in a Grid or related construct to indicate that the corresponding position is occupied by a spanning element ...
SynchronousUpdating is an option for Manipulate, Dynamic, and related functions that specifies whether or not to evaluate their contents synchronously.
TraceOn
(Built-in Mathematica Symbol) TraceOn is an option for Trace and related functions which specifies when tracing should be switched on.
$BatchInput is True if input in the current session is being fed directly to the Mathematica kernel in batch mode.
$CurrentLink is the LinkObject representing the MathLink connection for an external program currently being installed or being called.
$TimeZone gives the current time zone to assume for dates and times.
We first encountered lists in "Making Lists of Objects" as a way of collecting numbers together. Here, we shall see many different ways to use lists. You will find that lists ...
When you create or use Mathematica packages, you will often want to refer to files in a system-independent way. You can use contexts to do this. The basic idea is that on ...
The following sequence shows how to change the aspect ratio of a plot. Using the Selection tool, click to select the graphic. Shift+drag a handle to change the aspect ratio.