Reference. Mathematical ideas and notions of quantum field theory [etingof2024mathematical]

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@article{etingof2024mathematical,
 title = {Mathematical ideas and notions of quantum field theory},
 author = {Etingof, Pavel},
 year = {2024},
 url = {https://arxiv.org/abs/2409.03117},
 journal = {arXiv preprint arXiv:2409.03117}
}