Decimal128 floating-point format

In computing, decimal128 is a decimal floating-point number format that occupies 128 bits in memory. Formally introduced in IEEE 754-2008,^[1] it is intended for applications where it is necessary to emulate decimal rounding exactly, such as financial and tax computations.^[2]

^ IEEE Computer Society (2008-08-29). IEEE Standard for Floating-Point Arithmetic. IEEE. doi:10.1109/IEEESTD.2008.4610935. ISBN 978-0-7381-5753-5. IEEE Std 754-2008.
^ Cowlishaw, Mike (2007). "Decimal Arithmetic FAQ – Part 1 – General Questions". speleotrove.com. IBM Corporation. Retrieved 2022-07-29.

[IEEE-754_2008-1] IEEE Computer Society (2008-08-29). IEEE Standard for Floating-Point Arithmetic. IEEE. doi:10.1109/IEEESTD.2008.4610935. ISBN 978-0-7381-5753-5. IEEE Std 754-2008.

[2] Cowlishaw, Mike (2007). "Decimal Arithmetic FAQ – Part 1 – General Questions". speleotrove.com. IBM Corporation. Retrieved 2022-07-29.

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