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 ...
StringSplit["string"] splits " string" into a list of substrings separated by whitespace. StringSplit["string", patt] splits into substrings separated by delimiters matching ...
StyleDefinitions is an option for notebooks that gives definitions for the styles that can be used in a notebook.
SubscriptBox[x, y] is the low-level box representation for x_y in notebook expressions.
Thinning[image] finds the skeletons of foreground regions in image by applying morphological thinning until convergence.Thinning[image, n] performs n iterations of ...
TotalVariationFilter[image] iteratively reduces noise while preserving edges in image.TotalVariationFilter[image, param] assumes a regularization parameter value param.
TraceOff is an option for Trace and related functions which specifies forms inside which tracing should be switched off.
TraceOn
(Built-in Mathematica Symbol) TraceOn is an option for Trace and related functions which specifies when tracing should be switched on.
TracePrint[expr] prints all expressions used in the evaluation of expr. TracePrint[expr, form] includes only those expressions which match form. TracePrint[expr, s] includes ...
TransformationFunctions is an option for Simplify and FullSimplify which gives the list of functions to apply to try to transform parts of an expression.