J.D. Botha
J.D. Botha
Professor of Mathematics, University of South Africa
Bestätigte E-Mail-Adresse bei unisa.ac.za
Titel
Zitiert von
Zitiert von
Jahr
Variogram fitting with a general class of conditionally nonnegative definite functions
A Shapiro, JD Botha
Computational Statistics & Data Analysis 11 (1), 87-96, 1991
1561991
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
491992
Uniform indices-of-fit for factor analysis models
JD Botha, A Shapiro, JH Steiger
Multivariate Behavioral Research 23 (4), 443-450, 1988
241988
Sums of two square-zero matrices over an arbitrary field
JD Botha
Linear algebra and its applications 436 (3), 516-524, 2012
162012
Dual algorithm for orthogonal procrustes rotations
A Shapiro, JD Botha
SIAM journal on matrix analysis and applications 9 (3), 378-383, 1988
151988
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: Clinical dermatology 35 (3), 245-250, 2010
112010
Idempotent factorization of matrices
JD Botha
Linear and Multilinear Algebra 40 (4), 365-371, 1996
101996
Products of diagonalizable matrices
JD Botha
Linear algebra and its applications 273 (1-3), 65-82, 1998
71998
Square-zero factorization of matrices
JD Botha
Linear Algebra and its Applications 488, 71-85, 2016
62016
Complementary therapy in atopic eczema: the latest systematic reviews
Y Thandar, J Botha, A Mosam
South African Family Practice 56 (4), 216-220, 2014
62014
Knowledge, attitude and practices of South African healthcare professionals towards complementary and alternative medicine use for atopic eczema–a descriptive survey
Y Thandar, J Botha, B Sartorius, A Mosam
South African Family Practice 59 (1), 22-28, 2017
52017
Matrix division with an idempotent divisor or quotient
JD Botha
Linear Algebra and its Applications 446, 71-90, 2014
52014
Assessing Medical Students' Competence in Calculating Drug Doses.
C Harries, J Botha
Pythagoras 34 (2), 186, 2013
52013
Bring Butterflies back to your Garden
C Botha, J Botha
KwaZulu-Natal Coastal Branch, Botanical Society of South Africa, 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
41999
Alternative proofs of the rational canonical form theorem
JD Botha
International Journal of Mathematical Education in Science and Technology 25 …, 1994
41994
Factorization of a singular matrix into nilpotent matrices with prescribed ranks
JD Botha
Linear and Multilinear Algebra 38 (1-2), 145-150, 1994
41994
Products of idempotent and square-zero matrices
JD Botha
Linear Algebra and its Applications 497, 116-133, 2016
32016
Products of two unipotent matrices of index 2
JD Botha
Linear algebra and its applications 433 (7), 1447-1451, 2010
32010
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