“Frank!” Joe yelled. “Run the spin halyard to the cabin-top winch and pass me the free end!”

You can expand this compact umbrella to cover a large table.

Other, perhaps more contentious generalizations, which nevertheless contain a certain amount of truth, are that afternoon tea is U, starts at four and typically consists of tea, thin sandwiches and cakes.

In particular, we obtain a new and geometric construction of the idempotented quantum affine gl and its canonical basis..