Insert > Table/Matrix > Split Spanning (Mathematica Menu Item)

Split Spanning divides a spanning entry from a formatted grid into separate entries.

Evaluation > Start Kernel (Mathematica Menu Item)

Start Kernel starts the specified kernel.

Help > Virtual Book (Mathematica Menu Item)

Virtual Book opens the Wolfram Mathematica Virtual Book, an updated and expanded electronic version of The Mathematica Book.

Help > Wolfram Website... (Mathematica Menu Item)

Wolfram Website opens the main Wolfram Research website in a web brower.

Abort (Built-in Mathematica Symbol)

Abort[] generates an interrupt to abort a computation.

AllowScriptLevelChange (Built-in Mathematica Symbol)

AllowScriptLevelChange is an option for fractions and grids that controls whether certain operators, such as \[Sum], \[Product], and \[Integral], always appear smaller than ...

ArrayDepth (Built-in Mathematica Symbol)

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.

AutorunSequencing (Built-in Mathematica Symbol)

AutorunSequencing is an option for Manipulate that specifies how autorun should use the controls provided.

ButtonNotebook (Built-in Mathematica Symbol)

ButtonNotebook[] gives the notebook, if any, that contains the button which initiated the current evaluation.

CancelButton (Built-in Mathematica Symbol)

CancelButton[] represents a Cancel button in a dialog that closes the dialog window when clicked.CancelButton[action] represents a button labeled Cancel that evaluates action ...