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Adding, Removing and Modifying List ElementsAdvanced Topic: Lists as Sets

1.8.7 Combining Lists

Functions for combining lists.

Join concatenates any number of lists together.

In[1]:= Join[{a, b, c}, {x, y}, {c, {d, e}, a}]

Out[1]=

Union combines lists, keeping only distinct elements.

In[2]:= Union[{a, b, c}, {c, a, d}, {a, d}]

Out[2]=

Adding, Removing and Modifying List ElementsAdvanced Topic: Lists as Sets