Hideki Sakurai, Hisayoshi Kunimune, Yasunari Shidama. Open Mapping Theorem. Formalized Mathematics, 16(1-4):401-403, 2008. [doi]
@article{SakuraiKS08a,
title = {Open Mapping Theorem},
author = {Hideki Sakurai and Hisayoshi Kunimune and Yasunari Shidama},
year = {2008},
doi = {10.2478/v10037-008-0048-5},
url = {http://dx.doi.org/10.2478/v10037-008-0048-5},
researchr = {https://researchr.org/publication/SakuraiKS08a},
cites = {0},
citedby = {0},
journal = {Formalized Mathematics},
volume = {16},
number = {1-4},
pages = {401-403},
}