LowerCaseQ[string] yields True if all the characters in the string are lowercase letters, and yields False otherwise.
UpperCaseQ[string] yields True if all the characters in the string are uppercase letters, and yields False otherwise.
$MinPrecision gives the minimum number of digits of precision to be allowed in arbitrary-precision numbers.
Numerical solution of differential equations. This generates a numerical solution to the equation y^′(x)y(x) with 0<x<2. The result is given in terms of an ...
Manipulating global options in the front end. Just like cells and notebooks, the complete Mathematica front end has various options, which you can look at and manipulate from ...
CloseSQLConnection[conn] disconnects the current connection associated with a data source.
DataSourceNames[] returns a list of the names of data sources made available through DatabaseResourcesPath.
JDBC
(DatabaseLink Symbol) JDBC[arg, ...] is an object that holds parameters for making a JDBC connection to a database.
SQLConnections[] returns a list of the open SQLConnection objects.
EulerE
(Built-in Mathematica Symbol) EulerE[n] gives the Euler number E_n. EulerE[n, x] gives the Euler polynomial E_n (x).