https://dasarpai.github.io/tags/quantum-information/Recent content in Quantum Information on dasarpAIHugo -- gohugo.ioenhari@dasarpai.com (Dr. Hari Thapliyaal)hari@dasarpai.com (Dr. Hari Thapliyaal)© 2026 Dr. Hari ThapliyaalThu, 17 Sep 2026 00:00:00 +0000https://dasarpai.github.io/dsblog/what-is-error-in-quantum-computing/Thu, 17 Sep 2026 00:00:00 +0000hari@dasarpai.com (Dr. Hari Thapliyaal)https://dasarpai.github.io/dsblog/what-is-error-in-quantum-computing/<p> <figure> <img class="my-0 rounded-md" loading="lazy" src="https://dasarpai.github.io/assets/images/dspost/dsp6324-what-is-error-in-quantum-computing.jpg" alt="What Is Error in Quantum Computing" /> </figure> </p> <h1 class="relative group">What Is Error in Quantum Computing? <div id="what-is-error-in-quantum-computing" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700" style="text-decoration-line: none !important;" href="#what-is-error-in-quantum-computing" aria-label="Anchor">#</a> </span> </h1> <h2 class="relative group">Why qubits fail, what that failure means, and how we protect computation <div id="why-qubits-fail-what-that-failure-means-and-how-we-protect-computation" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700" style="text-decoration-line: none !important;" href="#why-qubits-fail-what-that-failure-means-and-how-we-protect-computation" aria-label="Anchor">#</a> </span> </h2> <p><strong>Part 23 of the <em>Learning Quantum Physics</em> series.</strong></p> <p>In <a href="https://dasarpai.github.io/dsblog/quantum-computing-careers">Quantum Computing Careers</a> one layer of the stack is <strong>error correction</strong>. This article explains that layer.</p> <p>Every computer makes mistakes. The questions here are:</p> <blockquote> <p>What is damaged? Why so easily? What can we do without destroying the computation?</p></blockquote>