Groups

The following two groups have been created with exactly the same contents, but they get arranged differently:

Column groups lay out their contents in a fixed number of columns.

Cell 1
Cell 2
Cell 3: A nested table
1 2 3 4
2 4 6 8
3 6 9 12
4 8 12 16
Cell 4
Cell 5:
This group has NELEMS=2