Sign (Built-in Mathematica Symbol)

Sign[x] gives -1, 0, or 1 depending on whether x is negative, zero, or positive.

SumConvergence (Built-in Mathematica Symbol)

SumConvergence[f, n] gives conditions for the sum \[Sum]_n^\[Infinity] f to be convergent.SumConvergence[f, {n_1, n_2, ...}] gives conditions for the multiple sum \[Sum]_n ...

TradingChart (Built-in Mathematica Symbol)

TradingChart[{{date_1, {open_1, high_1, low_1, close_1, volume_1}}, ...}] makes a chart showing prices and volume for each date. TradingChart[{" name", daterange}] makes a ...

DoubleStep Method for NDSolve (Mathematica Tutorial)

The method "DoubleStep" performs a single application of Richardson's extrapolation for any one-step integration method. Although it is not always optimal, it is a general ...

Pseudorandom Numbers (Mathematica Tutorial)

Mathematica has three functions for generating pseudorandom numbers that are distributed uniformly over a range of values. Pseudorandom number generation. Generating tables ...

SQLExecute (DatabaseLink Tutorial)

SQLExecute allows SQL statements to be executed. Statements can be used to select data, create tables, insert data, update data, remove data, and drop tables. The statement ...

The Database Explorer (DatabaseLink Tutorial)

The Database Explorer is a graphical interface to DatabaseLink. It provides a number of useful functions, such as managing connections and working with the data in a ...

CCodeStringGenerate (C Code Generator Package Symbol)

CCodeStringGenerate[cfun, name, opts] generates C code from the compiled function cfun using the name as the exported function name.

SymbolicCGenerate (C Code Generator Package Symbol)

SymbolicCGenerate[cfun, name, opts] generates symbolic C from the compiled function cfun using name as the exported function name.

RemoteKernelOpen (Lightweight Grid Client Symbol)

RemoteKernelOpen[spec] launches a kernel with the given specification.RemoteKernelOpen[{spec_1, spec_2, ...}] launches kernels in parallel.