Can the Collatz conjecture be proven, or not?Download the PDF version of this article.collatz.pdf236 KB.a{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.5px;}download-circle In 1937, shortly after the mathematician Lothar Collatz obtained his doctorate, he wrote down a problem in his notebook that later became known as
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Collatz’ problem
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or
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the \((3x+1)\)-problem
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. The problem is