Problem 3: Truncation Errors
Which of the following statements is true regarding the truncation error of various finite-difference schemes?

Question

Problem 3: Truncation Errors Which of the following statements is true regarding the truncation error of various finite-difference schemes?

Accepted Answer

The central difference approximation of the second derivate is  second-order accurate.

Accepted Answer

The central difference approximation of the first derivate is  second-order accurate.

Accepted Answer

The backward-Euler approximation of the first derivative is  first-order accurate.

Answer

The forward-Euler approximation of the first derivative is  second-order accurate.

Answer

All central-difference schemes are  first-order accurate .

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