Adrianna Gillman, Per-Gunnar Martinsson. An O(N) algorithm for constructing the solution operator to 2D elliptic boundary value problems in the absence of body loads. Adv. Comput. Math., 40(4):773-796, 2014. [doi]
@article{GillmanM14,
title = {An O(N) algorithm for constructing the solution operator to 2D elliptic boundary value problems in the absence of body loads},
author = {Adrianna Gillman and Per-Gunnar Martinsson},
year = {2014},
doi = {10.1007/s10444-013-9326-z},
url = {http://dx.doi.org/10.1007/s10444-013-9326-z},
researchr = {https://researchr.org/publication/GillmanM14},
cites = {0},
citedby = {0},
journal = {Adv. Comput. Math.},
volume = {40},
number = {4},
pages = {773-796},
}