Maximum absolute error in sum and difference (Worst-case absolute error in addition/subtraction adds)
jee-mainjee-advancedneet-ug
Worst-case absolute error in addition/subtraction adds individual absolute uncertainties.
What each symbol means
| Symbol | What it stands for |
|---|---|
| z | a+b or a−b |
| Δa,Δb | Absolute uncertainties in a,b |
When to use this
Assumes independent worst-case alignment; used in JEE error propagation unless covariance given.