quantum computing

Tools for Quantum Computing Based on Decision Diagrams

With quantum computers promising advantages even in the near-term NISQ era, there is a lively community that develops software and toolkits for the design of corresponding quantum circuits. Although the underlying problems are different, expertise …

QCEC: A JKQ tool for quantum circuit equivalence checking

Quantum computing is gaining serious momentum in these days. With increasing capabilities of corresponding devices also comes the need for efficient and automated tools to design them. Verification, i.e., ensuring that the originally intended …

Visualizing Decision Diagrams for Quantum Computing

With the emergence of more and more applications for quantum computing, also the development of corresponding methods for design automation is receiving increasing interest. In this respect, decision diagrams provide a promising basis for many design …

Advanced Equivalence Checking for Quantum Circuits

In the not-so-distant future, quantum computing will change the way we tackle certain problems. It promises to dramatically speed-up many chemical, financial, cryptographical, and machine-learning applications. However, in order to capitalize on …

Random Stimuli Generation for the Verification of Quantum Circuits

Verification of quantum circuits is essential for guaranteeing correctness of quantum algorithms and/or quantum descriptions across various levels of abstraction. In this work, we show that there are promising ways to check the correctness of quantum …

JKQ: JKU Tools for Quantum Computing

With quantum computers on the brink of practical applicability, there is a lively community that develops toolkits for the design of corresponding quantum circuits. Many of the problems to be tackled here are similar to design problems from the …

Verifying Results of the IBM Qiskit Quantum Circuit Compilation Flow

Realizing a conceptual quantum algorithm on an actual physical device necessitates the algorithm's quantum circuit description to undergo certain transformations in order to adhere to all constraints imposed by the hardware. In this regard, the …

Efficient and Correct Compilation of Quantum Circuits

High-level descriptions of quantum algorithms do not take the restrictions of physical hardware into account. Therefore actually executing an algorithm in the form of a quantum circuit on a quantum computer requires compiling it for the desired …

Arrays vs. Decision Diagrams: A Case Study on Quantum Circuit Simulators

Despite the recent progress in the physical implementation of quantum computers, a significant amount of research still depends on the use of quantum circuit simulators running on classical hardware. While there are several techniques for quantum …

The Power of Simulation for Equivalence Checking in Quantum Computing

The rapid rate of progress in the physical realization of quantum computers sparked the development of elaborate design flows for quantum computations on such devices. Each stage of these flows comes with its own representation of the intended …