Mathematics A-Level
formal notation
What formal notation means in Mathematics A-Level, as defined for WJEC.
Definition of formal notation
Check what you remember
Read the wording for your board, then hide it and explain formal notation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: WJEC
Standard conventions and notation used to structure step-by-step mathematical reasoning cleanly.
Topics that use formal notation
Related terms
- Domain
- domain and range
- Function
- Identity
- Intersection
- inverse functions
- Logarithm
- mathematical idealisations
Using formal notation in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Mathematics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Mathematics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge