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Which of these methods is derived from the trapezoidal rule?

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Which of these methods is derived from the trapezoidal rule?

(a) Euler method

(b) Adams method

(c) Runge-Kutta method

(d) Crank-Nicolson method

The question was posed to me during an internship interview.

My question is taken from Transient Flows in portion Transient Flows of Computational Fluid Dynamics

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The correct answer is (d) Crank-Nicolson method

Best explanation: The Crank-Nicolson method is another method for solving the partial differential equations. They are derived from the trapezoidal rule of numerical approximation. The trapezoidal rule is a straight point interpolation.

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