StabilityMargins is an option to frequency response plots such as BodePlot, NyquistPlot, and NicholsPlot that specifies the gain and phase margins to be shown on the plot.
StabilityMarginsStyle is an option to frequency response plots such as BodePlot, NyquistPlot, and NicholsPlot that specifies the styles in which the gain and phase margins ...
StableDistribution[type, \[Alpha], \[Beta], \[Mu], \[Sigma]] represents the stable distribution S_type with index of stability \[Alpha], skewness parameter \[Beta], location ...
Stack
(Built-in Mathematica Symbol) Stack[] shows the current evaluation stack, giving a list of the tags associated with evaluations that are currently being done. Stack[pattern] gives a list of expressions ...
StandardForm[expr] prints as the standard Mathematica two-dimensional representation of expr.
StarGraph[n] gives the star graph with n vertices S_n.
StartingStepSize is an option to NDSolve and related functions that specifies the initial step size to use in trying to generate results.
StartScheduledTask[obj] starts the task represented by obj.
StartupSound is a global option that specifies whether Mathematica plays a sound when it is launched.
StateFeedbackGains[ss, {p_1, p_2, ..., p_n}] gives the state feedback gain matrix for the StateSpaceModel object ss such that the poles of the closed-loop system are p_i.