Mathematica stores preference settings and initialization data in two directories, $BaseDirectory and $UserBaseDirectory. Within each of these directories are several ...

Functions like Factor usually assume that all coefficients in the polynomials they produce must involve only rational numbers. But by setting the option Extension you can ...

Definition[symbol] prints as the definitions given for a symbol.

FactorSquareFree[poly] pulls out any multiple factors in a polynomial.

FindGraphIsomorphism[g_1, g_2] finds an isomorphism that maps the graph g_1 to g_2 by renaming vertices.

NotebookPut[expr] creates a notebook corresponding to expr and makes it the currently selected notebook in the front end. NotebookPut[] creates a new empty ...

RadioButton[x, val] represents a radio button whose setting x is set to val when the button is clicked. RadioButton[x, val] is displayed as RadioButtonBox[0, {0}] when x is ...

ScalingMatrix[{s_x, s_y, ...}] gives the matrix corresponding to scaling by a factor s_i along each coordinate axis.ScalingMatrix[s, v] gives the matrix corresponding to ...

SeedRandom[n] resets the pseudorandom generator, using n as a seed. SeedRandom[] resets the generator, using as a seed the time of day and certain attributes of the current ...

SetAttributes[s, attr] adds attr to the list of attributes of the symbol s.