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Definition of fixed point in English:
fixed point
noun
1Physics
A well-defined reproducible temperature which can be used as a reference point, e.g. one defined by a change of phase.- ‘The Fahrenheit and Celsius scales are based on two fixed points.’
2Computing
[as modifier] Denoting a mode of representing a number by a single sequence of digits whose values depend on their location relative to a predetermined radix point:‘these computers perform arithmetic in fixed-point binary format’Often contrasted with floating-point- ‘Three units of the five deal with fixed-point operations, and the remaining two - with floating-point operations.’
- ‘Ada does non-integer fixed-point types, which is very rare.’
- ‘I was happy to see a discussion of fixed-point vs. floating-point math in the February issue.’
- ‘He is a longtime proponent of fixed-point arithmetic.’
- ‘Double-precision fixed-point would employ two times 24, or a 48-bit word length; double-precision floating-point would use a two times 32, or 64-bit mantissa.’
Further reading
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