qedramania writes: Over at Live Science they are discussing the theoretical limits to computing. What might the computer in twenty years look like? It seems a given that mobile computers will invade the personal communications space, the evolution of the iPhone for example, but what about the bigger boxes? What about AI?
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"