# MPO for Anyon Hubbard model

**URL:** <https://itensor.discourse.group/t/mpo-for-anyon-hubbard-model/2275>\
**Category:** DMRG and Numerical Methods\
**Tags:** julia, dmrg, mpo\
**Created:** [March 4, 2025, 6:11am UTC](https://itensor.discourse.group/t/mpo-for-anyon-hubbard-model/2275 "2025-03-04T06:11:51Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![VinceNeede](https://yyz2.discourse-cdn.com/free1/user_avatar/itensor.discourse.group/vinceneede/32/731_2.png) [@VinceNeede](https://itensor.discourse.group/u/VinceNeede)\
**Post date:** [March 5, 2025, 8:37am UTC](https://itensor.discourse.group/t/mpo-for-anyon-hubbard-model/2275/8 "2025-03-05T08:37:58Z")

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The graph you’re showing is obtained using Open Boundary Condition (OBC), while you are using PBC, could that be the problem? Otherwise, can you show how you are taking the expectation values?

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