Calculators are needlessly bad

@article{Thimbleby2000CalculatorsAN,
  title={Calculators are needlessly bad},
  author={Harold W. Thimbleby},
  journal={Int. J. Hum.-Comput. Stud.},
  year={2000},
  volume={52},
  pages={1031-1069}
}
In the two decades hand-held calculators have been readily available there has been ample time to develop a usable design and to educate the consumer public into choosing quality devices. This article reviews a representative calculator that is ‘state of the art’ and shows it has an execrable design. The design is shown to be confusing and essentially non-mathematical. Substantial evidence is presented that illustrates the inadequate documentation, bad implementation, feature interaction, and… CONTINUE READING
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