Pressing buttons on a mobile phone chooses various functions, as if the phone?s functions are controlled by a code. Mobile phones are difficult to use almost entirely because their code is difficult to use. We can design a new code systematically, and using Huffman codes we can find one that is much faster and simpler than the manufacturer?s original code.
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Gresham College professors and guest speakers have been giving free public lectures in central London since 1597. This tradition continues today and you can attend any of our lectures, or watch or listen to them on our website.