Which condition must a function satisfy to be analytic at a point?
- It must contain only real numbers.
- It must be discontinuous.
- It must be differentiable in a neighbourhood of that point.
- None of these
Explanation
- An analytic function is complex differentiable in a neighbourhood of a point.
- Analyticity is stronger than differentiability at only one point.
- Analytic functions are important in complex analysis.
Last verified on 13-11-2026
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- It must contain only real numbers.
- It must be discontinuous.
- It must be differentiable in a neighbourhood of that point.
- None of these
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- None of these
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