HelpBrowserSettings -> {opt_1 -> val_1, opt_2 -> val_2, ...} is a global option that specifies settings for the legacy Help Browser.
LinebreakAdjustments is an option for selections that sets parameters used for calculating where automatic line breaks should be inserted.
PrivateEvaluationOptions -> {opt_1 -> val_1, opt_2 -> val_2} is an option for selections that specifies settings for evaluation-related suboptions.
PrivateFontOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for selections that specifies settings for various font suboptions.
SpellingOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for notebooks that specifies settings for spell checking.
SyntaxForm is an option for InterpretationBox and TagBox objects that specifies the precedence level to use when the InterpretationBox or TagBox is considered as an operator.
WorkingPrecision is an option for various numerical operations that specifies how many digits of precision should be maintained in internal computations.
$ConfiguredKernels is the default list of kernels that are configured to be launched for parallel computing.
Many differential equations exhibit some form of stiffness, which restricts the step size and hence effectiveness of explicit solution methods. A number of implicit methods ...
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 ...