Real numbers

Real numbers

1. A number with a fractional part

2. Normalisation

   • Making a number so that just one digit comes before the decimal point

3. Precision

   • The maximum number of significant bits that can be represented

4. Absolute error

   • The difference between the actual number and the nearest representable number

5. Relative error

   • Absolute error/actual number

6. Underflow

   • Value is too small to be represented

7. Overflow

   • Value is too big to be represented