TableHeadings is an option for TableForm and MatrixForm which gives the labels to be printed for entries in each dimension of a table or matrix.

Total[list] gives the total of the elements in list. Total[list, n] totals all elements down to level n. Total[list, {n}] totals elements at level n. Total[list, {n_1, n_2}] ...

Formatting lists as tables and matrices. Here is a list. Grid gives the list typeset in a tabular format.

The Basic Constructs Classes of Functionality Options Syntax

When summarizing data, it is often useful to analyze it by subgroup. For example, crop yields could be categorized by seed variety, or average patient recovery time by ...

DefaultElement is an option for Grid and related constructs which specifies what to insert when a new element is interactively created.

Built into Mathematica is a uniquely flexible and concise language for creating 1D and 2D layouts—from simple tables to the most elaborate information displays and user ...

Because of its unified symbolic architecture, Mathematica provides powerful capabilities for creating layouts, both interactively and programmatically, and containing ...

Vectors and matrices in Mathematica are simply represented by lists and by lists of lists, respectively. The representation of vectors and matrices by lists. This is a 2×2 ...

BarChart[{y_1, y_2, ...}] makes a bar chart with bar lengths y_1, y_2, ....BarChart[{..., w_i[y_i, ...], ..., w_j[y_j, ...], ...}] makes a bar chart with bar features defined ...