Variational Quantum Algorithms (VQAs) are prime candidates for near-term quantum advantage, yet training them is known to be NP-hard. Here we prove a conditional undecidability result for noiseless, ...

If Windows Memory Diagnostic Tool is giving you an error saying Your computer has a memory problem, here are some troubleshooting tips to fix the issue. Although it ...

The Post Correspondence Problem is an undecidable problem in which you’re given two lists of strings, and the goal is to find a sequence of indices such that the ...

The Post Correspondence Problem (PCP) is an undecidable problem. It asks whether a set of domino-like pairs of strings can be arranged in a sequence so that the top and bottom strings match. There's ...

Abstract: In this paper we analyze the decision problem for fragments of first-order extensions of branching time temporal logics such as computational tree logics CTL and CTL* or Prior's Ockhamist ...

A bidirectional pathway called the gut-brain axis connects your stomach and brain. If you have depression or anxiety, the gut-brain axis makes it possible for these conditions to affect your gut and ...

Current AI models struggle to solve research-level math problems, with the most advanced AI systems we have today solving just 2% of the hundreds of challenges faced. When you purchase through links ...

AlphaProof and AlphaGeometry 2 are steps toward building systems that can reason, which could unlock exciting new capabilities. AI models can easily generate essays and other types of text. However, ...

Personnel issues can significantly impact a company’s productivity, revenue and overall success. Investing in your employees and creating a positive work environment can lead to higher employee ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Inflation and the ability of Democrats and Republicans to work together top the public’s list of the biggest problems facing the country, with 62% of Americans describing inflation as a very big ...