HHC 2007

Page 5 of 5


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Another DIY RPN prototype
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Solving an optimization problem on the n-spire pictorially
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Same problem graphically
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Still a third DIY RPN model
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Using the n-spire CAS
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Gene Wright’s suggestions for new HP calcs
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Gene’s HP calc goals
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More of Gene’s calc suggestions
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Gene’s fictitious HP80B compared to the 17BII
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Gene’s fictitious HP45S compared to the 42S
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Ted Kerber discusses Dízign surveying software “packs”
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Cyrille and Sam handling audience Q & A
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Richard Nelson asks “How Many Keys Should A Personal Calc Have?”
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Richard’s chart comparing capabilities of the HP35 and a modern processor
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Richard’s “Rule1” for calculators
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Richard discusses keypresses
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Comparing various calc keyboards
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Three large-LCD machines: HP Xpander, Casio Classpad and TI n-spire
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Door prize drawing
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Wrapping things up


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