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J.D. Botha
J.D. Botha
Professor of Mathematics, University of South Africa
Подтвержден адрес электронной почты в домене unisa.ac.za
Название
Процитировано
Процитировано
Год
Variogram fitting with a general class of conditionally nonnegative definite functions
A Shapiro, JD Botha
Computational Statistics & Data Analysis 11 (1), 87-96, 1991
1751991
A method for multiple superposition of structures
A Shapiro, JD Botha, A Pastore, AM Lesk
Acta Crystallographica Section A: Foundations of Crystallography 48 (1), 11-14, 1992
511992
Sums of two square-zero matrices over an arbitrary field
JD Botha
Linear Algebra and its Applications 436 (3), 516-524, 2012
262012
Uniform indices-of-fit for factor analysis models
JD Botha, A Shapiro, JH Steiger
Multivariate Behavioral Research 23 (4), 443-450, 1988
251988
Dual algorithm for orthogonal procrustes rotations
A Shapiro, JD Botha
SIAM journal on matrix analysis and applications 9 (3), 378-383, 1988
171988
Products of diagonalizable matrices
JD Botha
Linear algebra and its applications 273 (1-3), 65-82, 1998
121998
On torsion-free Abelian groups whose endomorphism rings are principal ideal domains
JD Botha, PJ Gräbe
Communications in Algebra 11 (12), 1343-1354, 1983
121983
Corticosteroid/cyclophosphamide pulse treatment in South African patients with pemphigus
F Shaik, J Botha, J Aboobaker, A Mosam
Clinical and experimental dermatology 35 (3), 245-250, 2010
112010
Z-venusol, from Gunnera perpensa, induces apoptotic cell death in breast cancer cells in vitro
LJ Mathibe, J Botha, S Naidoo
South African journal of botany 102, 228-233, 2016
102016
Assessing medical students' competence in calculating drug doses
C Harries, J Botha
Pythagoras 34 (2), 1-9, 2013
102013
Idempotent factorization of matrices
JD Botha
Linear and Multilinear Algebra 40 (4), 365-371, 1996
101996
Products of two unipotent matrices of index 2
JD Botha
Linear algebra and its applications 433 (7), 1447-1451, 2010
62010
On a unification result by AR Sourour concerning commutators and products of involutions
JD Botha
Linear algebra and its applications 416 (2-3), 872-879, 2006
62006
Bring Butterflies back to your Garden
C Botha, J Botha
KwaZulu-Natal Coastal Branch, Botanical Society of South Africa, 2006
62006
Square-zero factorization of matrices
JD Botha
Linear Algebra and its Applications 488, 71-85, 2016
52016
Building successful therapeutics into a problem-based medical curriculum in Africa
CS Harries, C Mbali, J Botha
South African Journal of Higher Education 20 (3), 64-78, 2006
52006
Products of diagonalizable matrices over a field of characteristic two
JD Botha
Linear algebra and its applications 286 (1-3), 37-44, 1999
51999
Factorization of a singular matrix into nilpotent matrices with prescribed ranks
JD Botha
Linear and Multilinear Algebra 38 (1-2), 145-150, 1994
51994
Products of idempotent and square-zero matrices
JD Botha
Linear Algebra and its Applications 497, 116-133, 2016
42016
Matrix division with an idempotent divisor or quotient
JD Botha
Linear Algebra and its Applications 446, 71-90, 2014
42014
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