Library / Notational Engineering DPF
Jump to passage
In this reading

Link to current text

Published source confirmed at last check

Source changed 2026-10-03 11:52:20 UTC · snapshot created 2026-10-03 11:53:41 UTC · last check 2026-10-03 13:05:11 UTC

NOT.7:8 - Common Anti-Patterns and How to Avoid Them

FailureRepair
Replacing symbols while leaving the same search or reconstruction workChange the arrangement or operation responsible for the difficulty.
Hiding a repeated value behind a name whose definition cannot be foundProvide the reference and include its lookup cost in the comparison.
Treating equal printed values as a common parameterRecover the subject’s sharing relation; :5.2 exposes the local-exception consequence.
Claiming a notation succeeds after its author supplied the missing explanationRetain what the initial expression supplied and what the assistance added.
Declaring a universal winner from symbol count or one favorable taskCompare the relevant operations and their trade-offs.
Requiring an empirical study before a bounded useful correctionUse sufficient current evidence or a reversible, qualified design estimate.