The calculator allows flexible numerical calculations through plugins.
The calculator allows numerical calculations.
User-defined types, functions and interfaces are provided through a plugin interface.
Many components are supplied with the library, including integer, double and
fraction data types, basic operations, and common calculator user-interface
elements.
A scientist uses his Qtopia device’s calculator to
carry out complex trigonometric calculations for finding out the surface area
of a crystal that is a part of his research project.
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Shopper
A shopper adds prices in the supermarket as she puts goods
into her trolley, in order to keep track of the running total. When she has
finished choosing goods, she calculates tax due on the total.
A student uses an emulated TI interface that he is familiar
with to solve fractional problems.
An engineer writes a plugin to help him calculate stresses
on a bridge he is designing. The interface is customised to suit the typical
functions he needs to access.
User throws away his old dedicated calculator, and uses the
Qtopia calculator without having to learn anything new. He even uses his fingers
poking at the device's touchscreen rather than a stylus.