What is the best way to lace your shoes? This seemingly simple question, rooted in everyday life, can provoke passionate argument–and prompt a mathematical response.
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There are at least three common ways to lace shows, as illustrated (right): American (or standard) zigzag, European straight, and quick-action shoe store. Which lacing style you use depends on a variety of factors, ranging from aesthetic appeal to tying efficiency (or it may simply depend on the particular lacing style you learned as a kid).