Mathematics · Complex Analysis
Which of the following statements is correct regarding the Cauchy-Riemann (C-R) equations?
- 1The C-R equations are only applicable to polynomials.
- 2The C-R equations are only used for real-valued functions.
- 3If f(z) is differentiable at a point, then the C-R equations must be satisfied at that point.✓
- 4The C-R equations are only satisfied by constant functions.
Correct answer
If f(z) is differentiable at a point, then the C-R equations must be satisfied at that point.
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