Dispatch[{lhs_1 -> rhs_1, lhs_2 -> rhs_2, ...}] generates an optimized dispatch table representation of a list of rules. The object produced by Dispatch can be used to give ...
UpValues[f] gives a list of transformation rules corresponding to all upvalues defined for the symbol f.
$MessageGroups is the list of rules that gives named message groups used in functions like On and Quiet.
3DS
(Mathematica Import/Export Format) MIME types: application/x-3ds, image/x-3ds Autodesk 3DS file format. Scene description and 3D modeling format. Used for 3D modeling and animation. Native format of Autodesk ...
MBOX
(Mathematica Import/Export Format) Unix mailbox format. Holds a collection of electronic mail messages. Native archive format of email clients such as Unix mail, Eudora, Mozilla, Netscape, and Thunderbird. ...
ListDeconvolve[ker, list] gives a deconvolution of list using kernel ker.
ActiveInputAliases[] returns a list of all active aliases in the current notebook. ActiveInputAliases[notebook] returns a list of all active aliases in the notebook notebook.
$Echo
(Built-in Mathematica Symbol) $Echo gives a list of files and pipes to which all input is echoed.
Kernels
(Built-in Mathematica Symbol) Kernels[] gives the list of running kernels available for parallel computing.
At the core of Mathematica is its highly developed symbolic language, which unifies a broad range of programming paradigms and uses its unique concept of symbolic programming ...