Merge pull request #520 from ValeevGroup/kshitij/feature/qr_solve #1338

Job	Run time
macos-latest: clang++ Release Pthreads	15m 21s
macos-latest: clang++ Release PaRSEC	15m 59s
macos-latest: clang++ Debug Pthreads	12m 51s
macos-latest: clang++ Debug PaRSEC	12m 0s
ubuntu-24.04: /usr/bin/g++-14 Release Pthreads	30m 5s
ubuntu-24.04: /usr/bin/g++-14 Release PaRSEC	30m 8s
ubuntu-24.04: /usr/bin/g++-14 Debug Pthreads	25m 47s
ubuntu-24.04: /usr/bin/g++-14 Debug PaRSEC	24m 38s
	2h 46m 49s

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