\[Union] (Mathematica Character Name)

Unicode: 22C3. Alias: Esc un Esc. Infix operator with built-in evaluation rules. x ⋃ y is by default interpreted as Union[x,y]. The character ⋃ is sometimes called 'cup'. Not ...

Global Computation Settings & Parameters (Mathematica Guide)

Mathematica is built to handle arbitrarily large computations—limited only by computer time and memory—and provides a collection of convenient global safety features to ...

SystemHelpPath (Built-in Mathematica Symbol)

SystemHelpPath is a global option that specifies which directories are searched for the help notebooks used within the help system.

Edit > Find Previous (Mathematica Menu Item)

Find Previous searches backward for the next occurrence of the text string entered in the Find dialog box.

BesselJ (Built-in Mathematica Symbol)

BesselJ[n, z] gives the Bessel function of the first kind J_n (z).

New in 6.0: List Manipulation (Mathematica Guide)

Widely recognized as the world's most powerful list manipulation language, Mathematica added in Version 6.0 a number of important new functions. Each function was carefully ...

MLSetSignalHandlerFromFunction() (Mathematica MathLink C Function)

int MLSetSignalHandlerFromFunction (MLENV ep, int s, void *sf) installs the Unix signal handler pointed to by sf for signal s in the MathLink library signal-handling ...

String Patterns (Mathematica Tutorial)

An important feature of string manipulation functions like StringReplace is that they handle not only literal strings but also patterns for collections of strings. This ...

Tokens Related to the File Menu (Mathematica Guide)

Mathematica allows any front end command to be executed programmatically from within the kernel by sending an appropriate front end token. There are tokens for all standard ...

GatherBy (Built-in Mathematica Symbol)

GatherBy[list, f] gathers into sublists each set of elements in list that gives the same value when f is applied.GatherBy[list, {f_1, f_2, ...}] gathers list into nested ...