View source for Decimal/Rounding Calculation Definition

= General =
* Every decimal shall have a precision
* The precision of the result of an operation is depended of the precision of the operands

= Question to answer =
* How does an operation effects the precision?
* When should be rounded? During calculation? At presentation of the value at the GUI?
* How do we handle error propagation? Should we divide as late as possible? (Each number is internally a fraction of two numbers)

= Which calculations are done from the business side? =


= Reference =

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