ScalingFunctions is an option for BarChart, Histogram, and other charting functions that specifies what scaling functions should be used.
SimpleGraph[g] gives the underlying simple graph from the graph g.
SkewNormalDistribution[\[Mu], \[Sigma], \[Alpha]] represents a skew-normal distribution with shape parameter \[Alpha], location parameter \[Mu], and scale parameter \[Sigma].
StateSpaceRealization is an option to StateSpaceModel that specifies its canonical representation.
StirlingS1[n, m] gives the Stirling number of the first kind S_n^(m).
SymmetricGroup[n] represents the symmetric group of degree n.
Tolerance is an option for various numerical options which specifies the tolerance that should be allowed in computing results.
TransferFunctionFactor[tf] factors the polynomial terms in the numerators and denominators of the TransferFunctionModel object tf.
TrigExpand[expr] expands out trigonometric functions in expr.
TrigFactor[expr] factors trigonometric functions in expr.