Symbols and notation
Epsilon symbol
Epsilon commonly denotes a small positive quantity, an error tolerance or an arbitrarily small bound, although individual formulas may define it differently.
In one sentence
What does Epsilon symbol mean?
Epsilon commonly denotes a small positive quantity, an error tolerance or an arbitrarily small bound, although individual formulas may define it differently.
How it is written
ε>0
A compact example
An iterative approximation may stop when its error is smaller than a chosen tolerance ε=0.001.
Other names and search terms
ε, ϵ, epsilon, error tolerance, small positive number.
Where this fits
When should you learn Epsilon symbol?
The first encounter is not the final level. Many ideas begin visually, become computational in high school and become formal in college.
- 1Pre-high schoolPrepare foundations
- 2High schoolUsually introduced
- 3CollegeGreater depth
- 4AdvancedGreater depth
- Mathematical notation
- Algebra
- Reading equations
- Fluent formula reading
- Advanced mathematics
Recognising notation reduces friction when formulas become denser.
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Questions about Epsilon symbol
What does Epsilon symbol mean in mathematics?
Epsilon commonly denotes a small positive quantity, an error tolerance or an arbitrarily small bound, although individual formulas may define it differently.
How is Epsilon symbol written?
A common notation is ε>0.
What is an example of Epsilon symbol?
An iterative approximation may stop when its error is smaller than a chosen tolerance ε=0.001.