Member of the load-bearing staff

Aws Albarghouthi retweeted
We should rebrand Formal Verification to Proof Against the Machine
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Aws Albarghouthi retweeted
I've discovered that all popular quantum computing SDKs / compilers have serious bugs when it comes to handling angles -- floating point strikes again! IBM's Qiskit, Google's Cirq, Rigetti's quilc, IQM's Qrisp, NVIDIA's CUDA-Q, Xanadu's PennyLane, qBraid's SDK, ... 🧵1/n
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Aws Albarghouthi retweeted
Models are sycophantic, and when they do challenge faulty or incorrect inputs, they're ambiguous and ineffective. In a new paper w/ multilingual co-authors, we find that people may view LM responses that push back, yet still end up believing false content is true.
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Aws Albarghouthi retweeted
More cake to celebrate Francis Halzen’s well-deserved Nobel Prize @NobelPrize ! 🎂 Proud to be part of UW–Madison Physics @UWMadPhysics, where extraordinary science continues to happen. Here’s to more discoveries—and more milestones worth celebrating—in the years ahead!
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I used to Claude to build some security tool. It built the thing. Then at some point it realized it’s debugging a security tool and the guardrails kicked in 😂
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I've discovered that all popular quantum computing SDKs / compilers have serious bugs when it comes to handling angles -- floating point strikes again! IBM's Qiskit, Google's Cirq, Rigetti's quilc, IQM's Qrisp, NVIDIA's CUDA-Q, Xanadu's PennyLane, qBraid's SDK, ... 🧵1/n
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IMO, any future experimental claims should come with the entire software stack. Otherwise, take them with a grain of salt and a shot of Guadalajara's heaviest offerings. 5/n
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What should quantum software builders do? (1) for now, get rid of floating point throughout (except at the boundaries). Replace it with symbolic, arbitrary-precision arithmetic. This is what I did with tzap. (2) formally verify the entire stack. There are no excuses now. 6/6
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Is anyone teaching a course on the foundations of interactive theorem provers?
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From the (excellent) WSJ obit of Margaret Hamilton: she left behind 2^0 daughters, 2^1 grandsons, and 2^2 great-grandchildren. Total boss behavior.
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first tzap paper will (conditionally) appear at POPL (arxiv.org/abs/2605.13929)
My summer project has been to build the fastest + most scalable quantum-circuit optimizer. It’s called tzap, scales to millions of gates in seconds (needed for fault tolerance) + outperforms superoptimizers that take hours. brew install qqq-wisc/tap/tzap github.com/qqq-wisc/tzap
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also, first solo paper in over a decade —apparently i can still do research :P
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On Wisconsin
BREAKING NEWS The Royal Swedish Academy of Sciences has decided to award the 2026 #NobelPrize in Physics to Francis Halzen “for decisive contributions to the IceCube Neutrino Observatory and the discovery of high-energy neutrinos of astrophysical origin.”
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Aws Albarghouthi retweeted
Wait a second, why does the AI never choose Java?
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