Naively summing an alternating series

95 · John Cook · June 3, 2026, 3:22 p.m.
Summary
This blog post discusses the process and considerations of naively summing an alternating series, specifically using the power series for the exponential function. The author highlights potential learning experiences that might not align with initial expectations, particularly regarding numerical tolerance and the behavior of series convergence. The post serves as a thoughtful exploration of the nuances in implementing mathematical concepts in programming, suitable for developers interested in numerical methods and their pitfalls.