Convergence
What Convergence means in Mathematics A-Level, as defined for Pearson Edexcel, WJEC.
Definitions of Convergence
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Reference: Pearson Edexcel
The property that successive values approach a limit, which must be justified and checked by choosing a start near the root.
The behaviour of a sequence of approximations becoming arbitrarily close to a limiting value.
Topics that use Convergence
- Numerical methods (Pearson Edexcel A-Level)
- Overarching themes - Mathematical problem solving (WJEC A-Level)
Related terms
- change of sign
- Concave up
- Fixed point
- Iteration
- Newton-Raphson method
- Trapezium rule
- accuracy and rounding
- algebraic modelling
Using Convergence in the exam
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