Quantum computing with ITensor and PastaQ | Matthew Fishman, Giacomo Torlai | JuliaCon 2022

[amin13afa]

Hi Logan Thanks for your endless efforts. This video is chosen as my first timestamp project, please let me know if there is any problem.

References: Speaker: Matthew Fishman Video title: Quantum computing with ITensor and PastaQ | Matthew Fishman, Giacomo Torlai | JuliaCon 2022 Link:Video Link to the code: Code

0:00 Welcome 0:19 Introduction 0:41 Introduction to quantum computing 1:43 Quantum computers' potential applications 2:31 Remaining quantum computers challenges 3:00 Complexity of simulating a quantum computer 4:18 Introduction to tensor network diagrams 5:43 Representation of qubit states in tensor network diagrams 6:00 Introduction to ITensor 7:27 Tensor contraction in ITensor 9:01 Advantages and disadvantages of ITensor 9:48 SVD of a tensor 11:09 Tensor network example 12:36 Different types of tensor network 13:06 Gradient calculations of tensor network 14:23 Applications of tensor network calculations to quantum computing 15:20 Full state simulation of a quantum process 16:08 PastaQ 16:58 A simple code in PastaQ 18:17 Simulation of the ground-state of a quantum many-body system 22:14 Summary 23:51 Future directions

I'm waiting for your feedback.

[KZiemian]

I try to revitalised the project. Here is your work slightly tweaked.

Contents 00:00 Welcome 00:19 Introduction 00:41 Introduction to quantum computing 01:43 Quantum computers' potential applications 02:31 Remaining quantum computers challenges 03:00 Complexity of simulating a quantum computer 04:18 Introduction to tensor network diagrams 05:43 Representation of qubit states in tensor network diagrams 06:00 Introduction to ITensor 07:27 Tensor contraction in ITensor 09:01 Advantages and disadvantages of ITensor 09:48 SVD of a tensor 11:09 Tensor network example 12:36 Different types of tensor network 13:06 Gradient calculations of tensor network 14:23 Applications of tensor network calculations to quantum computing 15:20 Full state simulation of a quantum process 16:08 PastaQ 16:58 A simple code in PastaQ 18:17 Simulation of the ground-state of a quantum many-body system 22:14 Summary 23:51 Future directions

Resources ITensor repository Implementation of code disscused during presentation, link.

[KZiemian]

Thank you. Timestamps were added to the video, we will close this issue, when we get access rights to this GitHub repository.

[KZiemian]

Everything seems to work properly, so we close the issue.