Extrapolation methods are a class of arbitrary-order methods with automatic order and step-size control. The error estimate comes from computing a solution over an interval ...
ColumnAlignments is an option for the low-level function GridBox that specifies how entries in each column should be aligned.
DefaultTicksStyle is a low-level option for graphics functions that specifies the default style to use in rendering ticks.
DeleteDirectory["dir"] deletes the specified directory.
DeleteFile["file"] deletes a file. DeleteFile[{"file_1", "file_2", ...}] deletes a list of files.
OutputStream["name", n] is an object that represents an output stream for functions such as Write.
PrintingStyleEnvironment is an option for notebooks which specifies the style environment to be used in printing the notebook on paper.
VerifyConvergence is an option to Sum, NSum, and similar functions that specifies whether convergence checking should be done.
$Echo
(Built-in Mathematica Symbol) $Echo gives a list of files and pipes to which all input is echoed.
$NumberMarks gives the default value for the option NumberMarks, which specifies whether ` marks should be included in the input form representations of approximate numbers.