Peter Scheiblechner. On the complexity of deciding connectedness and computing Betti numbers of a complex algebraic variety. J. Complexity, 23(3):359-379, 2007. [doi]
@article{Scheiblechner07,
title = {On the complexity of deciding connectedness and computing Betti numbers of a complex algebraic variety},
author = {Peter Scheiblechner},
year = {2007},
doi = {10.1016/j.jco.2007.03.008},
url = {http://dx.doi.org/10.1016/j.jco.2007.03.008},
tags = { algebra},
researchr = {https://researchr.org/publication/Scheiblechner07},
cites = {0},
citedby = {0},
journal = {J. Complexity},
volume = {23},
number = {3},
pages = {359-379},
}