Mathematica represents matrices and vectors using lists. Anything that is not a list Mathematica considers as a scalar. A vector in Mathematica consists of a list of scalars. ...

There are often many different ways to write the same algebraic expression. As one example, the expression (1+x)^2 can be written as 1+2x+x^2. Mathematica provides a large ...

Mathematica usually goes about its work silently, giving output only when it has finished doing the calculations you asked for. However, if it looks as if Mathematica is ...

ClassName[javaclass] returns, as a string, the fully qualified name of the specified JavaClass. ClassName[javaobject] returns the fully qualified name of the Java class of ...

Constructors[javaclass] returns a list of the Java declarations for all constructors of the specified JavaClass. Constructors["classname"] lists the constructor for the named ...

GetClass[javaobject] returns the JavaClass that identifies the object's class.

MakeJavaExpr[expr] constructs a new Java object of the J/Link Expr class that represents the Mathematica expression expr.

ParentClass[javaclass] returns the JavaClass expression representing the parent class of the specified JavaClass. ParentClass[javaobject] returns the parent class for the ...

ReinstallJava[] is a convenience function that calls UninstallJava followed by InstallJava.

UseFrontEnd[expr] evaluates expr in an environment where the kernel can make use of the services of the notebook front end.