CellGroup[{cell_1, cell_2, ...}] gives an open group of cells that can appear in a Mathematica notebook.CellGroup[{cell_1, cell_2, ...}, 1] gives a cell group in which only ...
CommonestFilter[image, r] transforms image by replacing each pixel with the most common pixel value in its range r neighborhood.CommonestFilter[data, r] applies commonest ...
DirichletTransform[expr, n, s] gives the Dirichlet transform of expr with respect to n.
HoldFirst is an attribute which specifies that the first argument to a function is to be maintained in an unevaluated form.
Names
(Built-in Mathematica Symbol) Names["string"] gives a list of the names of symbols which match the string. Names[patt] gives a list of names matching the arbitrary string pattern patt.
RemoveScheduledTask[obj] remove the obj from the list of currently set tasks.
ResetScheduledTask[obj] resets scheduled task object obj to the original parameter values.ResetScheduledTask[obj, timespec] resets scheduled task timing to ...
$MinMachineNumber is the smallest positive machine-precision number that can be used on a particular computer system.
Many of the most powerful list manipulation operations in Mathematica treat whole lists as single objects. Sometimes, however, you need to pick out or set individual elements ...
Mathematica's J/Link system provides a uniquely seamless interface to the Java environment. With J/Link you can immediately access Java classes and objects from within ...