A variational eigenvalue solver on a quantum processor · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/1304.3061/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTA variational eigenvalue solver on a quantum processor — mentioned by vtomolehttps://news.ycombinator.com/item?id=15884010urn:hackerpapers:mention:1304.3061:15884010Sat, 09 Dec 2017 02:56:27 GMT<p>The reason this is a practical ISA is because quantum computers will be serve as co-processors to classical computers; hence the Fig. 1 illustration in that paper. The variational eigenvalue solver [0]; which is used to calculate the ground state of a molecule is a good example of the kinds of programs that this ISA will be used for. The QPU is only used to make calculations which can be sped up by a quantum computer; and the CPU is used for everything else. [0]: https://arxiv.org/pdf/1304.3061.pdf</p><p><a href="https://hackerpaper.kaipfister.de/p/1304.3061/">Paper and discussion history</a>. A mention is not an endorsement.</p>quant-ph