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Quantitative uniqueness for bi-Laplace equations with potentials
Abstract
We study quantitative unique continuation for bi-Laplace equations Δ2u+V(x)u=0 by introducing some new weighted frequency functions. We establish quantitative three-ball inequalities and vanishing-order bounds for bounded and Hölder continuous potentials. Three-ball inequalities are built on rescaling invariant weighted frequency functions. The vanishing order results are shown by related, but different weighted frequency functions.
Related
- Quantitative uniqueness for bi-Laplace equations with C2 lower-order coefficients
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BibTeX
@misc{teng2026quantitative,
title = {{Quantitative uniqueness for bi-Laplace equations with potentials}},
author = {Long Teng and Zhiwei Wang and Jiuyi Zhu},
howpublished = {arXiv},
year = {2026},
month = oct,
doi = {10.48550/arxiv.2608.08866},
eprint = {2608.08866},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2608.08866},
}
RIS
TY - UNPB
TI - Quantitative uniqueness for bi-Laplace equations with potentials
AU - Long Teng
AU - Zhiwei Wang
AU - Jiuyi Zhu
PY - 2026
DA - 2026/10/20
PB - arXiv
DO - 10.48550/arxiv.2608.08866
UR - https://arxiv.org/abs/2608.08866
AB - We study quantitative unique continuation for bi-Laplace equations Δ^2u+V(x)u=0 by introducing some new weighted frequency functions. We establish quantitative three-ball inequalities and vanishing-order bounds for bounded and Hölder continuous potentials. Three-ball inequalities are built on rescaling invariant weighted frequency functions. The vanishing order results are shown by related, but different weighted frequency functions.
ER -