@article{kolmogorovwidthdecayandpoorapproximators,
  title = {Kolmogorov Width Decay and Poor Approximators in Machine Learning: Shallow Neural Networks, Random Feature Models and Neural Tangent Kernels},
  author = {Weinan E and Stephan Wojtowytsch},
  year = {2020},
  eprint = {2005.10807},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2005.10807v2},
}