EffectiveInterest[r, q] gives the effective interest rate corresponding to interest specification r, compounded at time intervals q.

RootIntervals[{poly_1, poly_2, ...}] gives a list of isolating intervals for the real roots of any of the poly_i, together with a list of which polynomials actually have each ...

SpheroidalS1[n, m, \[Gamma], z] gives the radial spheroidal function S_n^m, (1)(\[Gamma], z) of the first kind.

TimeValue[s, i, t] calculates the time value of a security s at time t for an interest specified by i.

AccuracyGoal is an option for various numerical operations which specifies how many effective digits of accuracy should be sought in the final result.

It is often useful to be able to detect and precisely locate a change in a differential system. For example, with the detection of a singularity or state change, the ...

RamanujanTauZ[t] gives the Ramanujan tau Z-function Z(t).

EvaluationMonitor is an option for various numerical computation and plotting functions that gives an expression to evaluate whenever functions derived from the input are ...

StepMonitor is an option for iterative numerical computation functions that gives an expression to evaluate whenever a step is taken by the numerical method used.

LogIntegral[z] is the logarithmic integral function li(z).