File: pi1.hpc

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hp48cc 1.3-7
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// pi1.hpc -- Calculate the pi (Algorithm 1) -*- C -*-

// k is the number of iterations
declare pi1(k): s(0) {
	for (; k >= 0; --k)
		s += (-1)**k/(2 * k + 1);
	s * 4;		// Return value
}