John D. Cook 8/5/2026

The code that didn’t break

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This article discusses Python's math module behavior with extremely large integers and floats. It reveals that math.log10, log, and log2 can handle integers beyond the largest float without overflow, due to internal special handling. It also explores how Python interprets scientific notation like 1e309 as inf, leading to unexpected results such as 1e309 == 1e310 being True. The post is a technical exploration of Python's numeric edge cases, relevant to developers and programmers.

The code that didn’t break

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