collaborators

6 papers

quant-ph2026

Unitaria: Quantum Linear Algebra via Block Encodings

Matthias Deiml, Oliver Hüttenhofer, Ram Mosco +2

We introduce Unitaria, a Python library that brings the simplicity of classical linear algebra toolkits such as NumPy and SciPy to the implementation of quantum algorithms based on…

math.NA2026

Constrained Optimal Polynomials for Quantum Linear System Solvers

Matthias Deiml, Daniel Peterseim

Quantum linear system solvers typically realize the inverse map as a polynomial transformation of the spectrum, so their practical cost hinges on implementing this transformation a…

math.NA2026

Quantum Enhanced Numerical Homogenization

Loïc Balazi, Loïc Balazi, Matthias Deiml +1

We propose a numerical homogenization method for scalar linear partial differential equations with rough coefficients that integrates classical coarse-scale solvers with quantum su…

quant-ph2025

Nonlinear quantum computation by amplified encodings

Matthias Deiml, Daniel Peterseim

This paper presents a novel framework for high-dimensional nonlinear quantum computation that exploits tensor products of amplified vector and matrix encodings to efficiently evalu…

quant-ph2025

Quantum Sampling and Moment Estimation for Transformed Gaussian Random Fields

Matthias Deiml, Daniel Peterseim

We present a quantum algorithm for efficiently sampling transformed Gaussian random fields on -dimensional domains, based on an enhanced version of the classical moving average…

quant-ph2025

Quantum Realization of the Finite Element Method

Matthias Deiml, Daniel Peterseim

This paper presents a quantum algorithm for the solution of prototypical second-order linear elliptic partial differential equations discretized by -linear finite elements on Ca…