WhittakerW (Built-in Mathematica Symbol)

WhittakerW[k, m, z] gives the Whittaker function W k, m (z).

ZTest (Built-in Mathematica Symbol)

ZTest[data] tests whether the mean of the data is zero. ZTest[{data_1, data_2}] tests whether the means of data_1 and data_2 are equal.ZTest[dspec, \[Sigma]] tests for zero ...

TransformedDistribution (Built-in Mathematica Symbol)

TransformedDistribution[expr, x \[Distributed] dist] represents the transformed distribution of expr where the random variable x follows the distribution ...

SignedRankTest (Built-in Mathematica Symbol)

SignedRankTest[data] tests whether the median of data is zero. SignedRankTest[{data_1, data_2}] tests whether the median of data_1 - data_2 is zero.SignedRankTest[dspec, ...

DiscreteRatio (Built-in Mathematica Symbol)

DiscreteRatio[f, i] gives the discrete ratio f(i + 1)/f(i).DiscreteRatio[f, {i, n}] gives the multiple discrete ratio.DiscreteRatio[f, {i, n, h}] gives the multiple discrete ...

Exists (Built-in Mathematica Symbol)

Exists[x, expr] represents the statement that there exists a value of x for which expr is True. Exists[x, cond, expr] states that there exists an x satisfying the condition ...

WolframAlpha (Built-in Mathematica Symbol)

WolframAlpha["query"] sends query to Wolfram|Alpha and imports the output.WolframAlpha["query", format] imports the output according to the specified format.

ExpIntegralE (Built-in Mathematica Symbol)

ExpIntegralE[n, z] gives the exponential integral function E_n (z).

BesselI (Built-in Mathematica Symbol)

BesselI[n, z] gives the modified Bessel function of the first kind I_n (z).

Complex (Built-in Mathematica Symbol)

Complex is the head used for complex numbers.