Editor On 01, Jan
What will happen when you cut the strip along its middle line? Public Domain — US Patent 4, This method works in principle, but becomes impractical after sufficiently many folds, if paper is used. It is formed by its two external parts, interlocked with another Mobius strip, formed by the middle layer of the initial strip. Thirty Lectures on Classic Mathematics, pageat http: Courtesy of Anatoliy Kobelnuk.