This method applies to various architectures with different radices.
S. Reza TALEBIYAN, Saied HOSSEINI-KHAYAT 2009, 'Power Estimation of Pipeline FFT Processors', Analele Universităţii "Dunărea de Jos" Galaţi: Fascicula III, Electrotehnică, Electronică,Automatică, Informaticăhttp://www.ann.ugal.ro/eeai/archives/2009/Lucrare-06-TALEBIYAN.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The morphology of both the radices was found to be similar.
Shafia Sarfi, Dildeep Bali 2017, 'Radix entomolaris: A case report with cone-beam computed tomography evaluation', Journal of International Clinical Dental Research Organizationhttp://www.jicdro.org/article.asp?issn=2231-0754;year=2017;volume=9;issue=1;spage=28;epage=30;aulast=Sarfi. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This paper adresses the formal proof of this fact considering underflow cases and its extension to radices other than two.
Pierre Roux 2014, 'Innocuous Double Rounding of Basic Arithmetic Operations', Journal of Formalized Reasoninghttp://jfr.unibo.it/article/view/4359. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)