# datatable.intersect()¶

intersect
(

Find the intersection of sets of values in the frames.

Each frame should have only a single column or be empty. The values in each frame will be treated as a set, and this function will perform the intersection operation on these sets, returning those values that are present in each of the provided frames.

## Parameters¶

*frames
Frame | Frame | ...

Input single-column frames.

return
Frame

A single-column frame. The column stype is the smallest common stype of columns in the frames.

except
ValueError | NotImplementedError
 dt.exceptions.ValueError raised when one of the input frames has more than one column. dt.exceptions.NotImplementedError raised when one of the columns has stype obj64.