Key points are not available for this paper at this time.
Journal Article The Calculation of Hopf Points by a Direct Method Get access A. GRIEWANK, A. GRIEWANK Department of Mathematics, Southern Methodist UniversityDallas, Texas 75275, U.S.A. Search for other works by this author on: Oxford Academic Google Scholar G. REDDIEN G. REDDIEN Department of Mathematics, Southern Methodist UniversityDallas, Texas 75275, U.S.A. Search for other works by this author on: Oxford Academic Google Scholar IMA Journal of Numerical Analysis, Volume 3, Issue 3, July 1983, Pages 295–303, https://doi.org/10.1093/imanum/3.3.295 Published: 01 July 1983 Article history Received: 25 June 1982 Revision received: 27 January 1983 Published: 01 July 1983
Griewank et al. (Sat,) studied this question.