Mathematica provides a very convenient and natural way to create and manipulate continuous- and discrete-time models of scalar and multivariable systems using data objects. ...
From simple calculations to full publishable documents and sophisticated dynamic interfaces, everything you can do with Mathematica's standard interactive interface is done ...
Mathematica's uniform representation of vectors and matrices as lists automatically extends to tensors of any rank, allowing Mathematica's powerful list manipulation ...
AllowScriptLevelChange is an option for fractions and grids that controls whether certain operators, such as \[Sum], \[Product], and \[Integral], always appear smaller than ...
ArrayDepth[expr] gives the depth to which expr is a full array, with all the parts at a particular level being lists of the same length, or is a SparseArray object.
patt /; test is a pattern which matches only if the evaluation of test yields True. lhs :> rhs /; test represents a rule which applies only if the evaluation of test yields ...
GroupActionBase is an option to specify a base for a group.
GroupGenerators[group] returns a list of generators of group.
HoldRest is an attribute which specifies that all but the first argument to a function are to be maintained in an unevaluated form.
Intersection[list_1, list_2, ...] gives a sorted list of the elements common to all the list_i.