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So does your Car fail? (The Counterexample to HRT Conjecture) - Part 2

Aug 14 2026 · 9 min read
#maths #analysis

In the previous post, I talked about the HRT conjecture as a rather natural statement about phase space. A signal can be moved in time. It can also be moved in frequency. Moving it in time changes …

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Contraction can Help Safety Classifiers keep their Promise

Aug 12 2026 · 7 min read
#ml #controls

A safety classifier can tell us that a prompt looks harmful. That is useful. But it is perhaps not the question we should stop at. Suppose a classifier sees a prompt and says that it is safe. Now …

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So does your Car fail? (An "Uninteresting" Implication of HRT Conjecture) - Part 1

Aug 10 2026 · 4 min read
#maths #abstract

The mathematics community has recently been effervescing with plenty of AI usage stories (notably Terence Tao, nonetheless) 1. In the latest such development, a long-standing conjecture was disproved …

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Can LLM Finetuning be Stateful? Small states for Large Models - Part 2

Aug 7 2026 · 6 min read
#ml #controls #state_space_models #linear_algebra

The code for this project can be found at: https://github.com/omanshuthapliyal/HRM-adapter. And the paper can be found at: https://arxiv.org/pdf/2606.26290.

In the previous post, I introduced …

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Can LLM Finetuning be Stateful? Small states for Large Models - Part 1

Jul 31 2026 · 6 min read
#ml #controls #state_space_models #linear_algebra

In the last post I talked about Hankel operators of simple linear dynamical systems. Such operators, and either eigenvalues, “can be used as a proxy for how much memory a task actually …

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