TrimPoints
(Computational Geometry Package Symbol) TrimPoints is an option to DiagramPlot that specifies which diagram outlier vertex lies on the PlotRange limit.
Arithmetic[] gives a list containing the number of digits of precision, the base, and the options and option values of the arithmetic currently in effect.
ExponentRange is an option to SetArithmetic that specifies the range of exponents that are to be allowed.
IdealDivide[x, y] gives the correctly rounded result of x divided by y involving a single rounding error.
IdealDivision is an option to SetArithmetic that specifies whether $PreRead should be used to translate the default '/' division operator to use IdealDivide.
MixedMode
(Computer Arithmetic Package Symbol) MixedMode is an option to SetArithmetic that specifies whether mixed\[Dash]mode arithmetic is to be allowed.
RoundingRule is an option to SetArithmetic that specifies the rounding scheme to use.
Ulp
(Computer Arithmetic Package Symbol) Ulp[x] gives the size of an ulp for numbers near x.
BesselSimplify[expr] transforms Bessel functions in expr, trying to either decrease the number of Bessel functions, or convert Bessel functions into more elementary functions.