Trenkler, Götz: search on Z-Library

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1

Problems and Solutions

Michel Bataille, Gregory Fredricks, Roger Nelsen, José Luis Díaz-Barrero, William P. Wardlaw, W. C. Gosnell, Götz Trenkler, Northwestern University Math Problem Solving Group, Ovidiu Furdui, John Henr

Journal:

College Mathematics Journal

Year:

2005

Language:

english

File:

PDF, 687 KB

english, 2005

2

Problems

Michael Golomb, Costas Efthimiou, Mihaly Bencze, Donald Knuth, Gotz Trenkler, Joaquin Gomez Rey, Murray S. Klamkin, Kent Holing, Herb Bailey, Wu Wei Chao, Walter Stromquist, L. R. King, Constantin P.

Journal:

Mathematics Magazine

Year:

2001

Language:

english

File:

PDF, 535 KB

english, 2001

3

Problems and Solutions

Gotz Trenkler, Dennis Walsh, Alexander Faber, Vern E. Heeren, Herb Bailey, Sergei Ovchinnikov, Li Zhou, John F. Kennison, Harry Sedinger, Allen R. Miller, Con Amore Problem Group, Jiro Fukuta, Mario M

Journal:

College Mathematics Journal

Year:

2001

Language:

english

File:

PDF, 525 KB

english, 2001

4

Problems

Mowaffaq Hajja, H. A. ShahAli, Götz Trenkler, Dorin Marghidanu, Jeff Groah, Michael W. Botsko, Ovidiu Furdui, Evangelos Mouroukos, Henry J. Ricardo, Minh Can, G.R.A.20 Problem Solving Group, John Chri

Journal:

Mathematics Magazine

Year:

2008

Language:

english

File:

PDF, 511 KB

english, 2008

5

82.35 Another Look at Cubes and Inverses of Magic Squares

Journal:

The Mathematical Gazette

Year:

1998

Language:

english

File:

PDF, 265 KB

english, 1998

6

Problems and Solutions

Michael Golomb, Kenichiro Kashihara, Frank Schmidt, Gotz Trenkler, Sam Speed, Wu Wei Chao, David Doster, F. J. Flanigan, John D. Eggers, James Duemmel, Peter Griffin, Paul Bracken, Sue Ackermann, Marc

Journal:

College Mathematics Journal

Year:

1998

Language:

english

File:

PDF, 526 KB

english, 1998

7

Problems

Courtney H. Moen, William P. Wardlaw, Ken Ross, Michael Goldenberg, Mark Kaplan, Larry W. Cusick, Maria Nogin, Péter Ivády, Götz Trenkler, Michael W. Botsko, Mowaffaq Hajja, Fejéntaláltuka Szeged Prob

Journal:

Mathematics Magazine

Year:

2006

Language:

english

File:

PDF, 592 KB

english, 2006

8

Problems

Mihai Manea, Paul Bracken, Murray S. Klamkin, Ethan S. Brown, Michel Bataille, Götz Trenkler, Mowaffaq Hajja, Peter Walker, Elias Lampakis, William Gasarch, Erwin Just, Norman Schaumberger, Philip D.

Journal:

Mathematics Magazine

Year:

2003

Language:

english

File:

PDF, 623 KB

english, 2003

9

82.15 Four Square Roots of the Vector Cross Product

Journal:

The Mathematical Gazette

Year:

1998

Language:

english

File:

PDF, 149 KB

english, 1998

10

Problems

Elias Lampakis, William Gasarch, Erwin Just, Norman Schaumberger, Michel Bataille, Götz Trenkler, Murray S. Klamkin, Emeric Deutsch, Malinda Roth, Michael Andreoli, The Assumption College Problems Gro

Journal:

Mathematics Magazine

Year:

2002

Language:

english

File:

PDF, 270 KB

english, 2002

11

Most-perfect pandiagonal magic squares and their Moore–Penrose inverse

Trenkler, Dietrich, Trenkler, Götz

Journal:

International Journal of Mathematical Education

Year:

2004

Language:

english

File:

PDF, 299 KB

english, 2004

12

The Cross Product as a Polar Decomposition

Journal:

College Mathematics Journal

Year:

2008

Language:

english

File:

PDF, 352 KB

english, 2008

13

Continuous univariate distributions: N.L. Johnson, S. Kotz and N. Balakrishnan Vol. 1, 2nd Edition. John Wiley, New York, 1994, pp. xix + 756, Price: £66.00, ISBN 0-471-58495-9

Journal:

Computational Statistics & Data Analysis

Year:

1996

Language:

english

File:

PDF, 76 KB

english, 1996

14

10917

Jürgen Groß and Götz Trenkler

Journal:

American Mathematical Monthly

Year:

2002

Language:

english

File:

PDF, 113 KB

english, 2002

15

Matrices Which Take a Given Vector into a Given Vector: Revisited

Journal:

American Mathematical Monthly

Year:

2004

Language:

english

File:

PDF, 147 KB

english, 2004

16

91.21 on Singular 3 × 3 Semi-Diagonal Latin Squares

Götz Trenkler and Dietrich Trenkler

Journal:

The Mathematical Gazette

Year:

2007

Language:

english

File:

PDF, 299 KB

english, 2007

17

On the Square Root of$aa^T + bb^T$

Dietrich Trenkler and Götz Trenkler

Journal:

College Mathematics Journal

Year:

2003

Language:

english

File:

PDF, 347 KB

english, 2003

18

Problems: 10491-10521

Jean-Pierre Grivaux, Albert Wilansky, Donald A. Darling, Jean Anglesio, Yuanan Diao, Jürgen Groß, Götz Trenkler, Sven-Oliver Troschke, Clark Kimberling, D. M. Bloom and G. W. Booth

Journal:

American Mathematical Monthly

Year:

1996

Language:

english

File:

PDF, 161 KB

english, 1996

19

Quaternions: further contributions to a matrix oriented approach

Jürgen Groß, Götz Trenkler, Sven-Oliver Troschke

Journal:

Linear Algebra and its Applications

Year:

2001

Language:

english

File:

PDF, 80 KB

english, 2001

20

Matrices Which Take a Given Vector into a Given Vector—Revisited

Trenkler, Götz

Journal:

American Mathematical Monthly

Year:

2004

Language:

english

File:

PDF, 280 KB

english, 2004

21

Intersection of three planes revisited – an algebraic approach

Trenkler, Götz, Trenkler, Dietrich

Journal:

International Journal of Mathematical Education

Year:

2017

Language:

english

File:

PDF, 656 KB

english, 2017

22

Problems: 10229-10237

Herman Bavinck, Peter L. Montgomery, J. L. Selfridge, Adrian Riskin, Serge Zakharov, M. A. Khan, Gotz Trenkler, Daniel Goffinet, M. J. Pelling and Paul R. Chernoff

Journal:

American Mathematical Monthly

Year:

1992

Language:

english

File:

PDF, 244 KB

english, 1992

23

An Easy Complex Inequality: 11075

Götz Trenkler and Lawrence J. Baker

Journal:

American Mathematical Monthly

Year:

2005

Language:

english

File:

PDF, 277 KB

english, 2005

24

The Elements of Integration and Lebesgue Measure: Robert G. Bartle (1995) Wiley Classics Library Edition. New York: Wiley, pp. 179, £ 20.50, ISBN 0-471-04222-6

Journal:

Computational Statistics & Data Analysis

Year:

1997

Language:

english

File:

PDF, 82 KB

english, 1997

25

Ordering of Covariance Matrices

Journal:

Econometric Theory

Year:

1995

Language:

english

File:

PDF, 194 KB

english, 1995

26

TESTING THE STABILITY OF REGRESSION COEFFICIENTS USING GENERALIZED RECURSIVE RESIDUALS

Paul Michels, Götz Trenkler

Journal:

Australian & New Zealand Journal of Statistics

Year:

1990

Language:

english

File:

PDF, 914 KB

english, 1990

27

Core inverse of matrices

Baksalary, Oskar Maria, Trenkler, Götz

Journal:

Linear and Multilinear Algebra

Year:

2010

Language:

english

File:

PDF, 196 KB

english, 2010

28

Idempotent Hermitian Matrices: 10519

Jurgen Grob, Gotz Trenkler, Sven-Oliver Troschke and Yan-Loi Wong

Journal:

American Mathematical Monthly

Year:

1998

Language:

english

File:

PDF, 97 KB

english, 1998

29

Univariate Discrete Distributions : N.L. Johnson, S. Kotz and A.W. Kemp (1992): 2nd Edition. New York: John Wiley, ISBN 0-471-54897-9, pp. xx+564, US $ 68.95

Journal:

Computational Statistics & Data Analysis

Year:

1994

Language:

english

File:

PDF, 197 KB

english, 1994

30

11075

Journal:

American Mathematical Monthly

Year:

2004

Language:

english

File:

PDF, 160 KB

english, 2004

31

Methods and Applications of Linear Models — Regression and the Analysis of Variance: Ronald R. Hocking (1996): Wiley Series in Probability and Statistics, ISBN 0-471-59282-X, pp. 731, £ 55.00

Journal:

Computational Statistics & Data Analysis

Year:

1998

Language:

english

File:

PDF, 171 KB

english, 1998

32

Classroom note: An extension of Lagrange's identity to matrices

Trenkler, Götz

Journal:

International Journal of Mathematical Education

Year:

2004

Language:

english

File:

PDF, 137 KB

english, 2004

33

Nonsingularity of the Difference of Two Oblique Projectors

Gross, Jürgen, Trenkler, Götz

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2000

Language:

english

File:

PDF, 222 KB

english, 2000

34

11028

Journal:

American Mathematical Monthly

Year:

2003

Language:

english

File:

PDF, 194 KB

english, 2003

35

Ordering of Covariance Matrices

Trenkler, Götz

Journal:

Econometric Theory

Year:

1995

Language:

english

File:

PDF, 48 KB

english, 1995

36

A Kronecker Matrix Inequality with a Statistical Application

Heinz Neudecker, Albert Satorra, Götz Trenkler and Shuangzhe Liu

Journal:

Econometric Theory

Year:

1995

Language:

english

File:

PDF, 275 KB

english, 1995

37

On inverse sampling without replacement

M. Ruiz Espejo, H. P. Singh, S. Saxena, Götz Trenkler

Journal:

Statistical Papers

Year:

2009

Language:

english

File:

PDF, 58 KB

english, 2009

38

Some Further Results on the Use of Proxy Variables in Prediction

Peter Stahlecker and Götz Trenkler

Journal:

Review of Economics and Statistics

Year:

1993

Language:

english

File:

PDF, 207 KB

english, 1993

39

Advanced Linear Models: Song-Gui Wang & Shein-Chung Chow: Marcel Dekker, New York, 1994, pp x+537, $ 165.00, ISBN 0-8247-9169-X

Journal:

Computational Statistics & Data Analysis

Year:

1996

Language:

english

File:

PDF, 157 KB

english, 1996

40

Generalized and hypergeneralized projectors

Jürgen Groβ, Götz Trenkler

Journal:

Linear Algebra and its Applications

Year:

1997

Language:

english

File:

PDF, 422 KB

english, 1997

41

The Square Root of a Certain Matrix: 11224

Dietrich Trenkler, Götz Trenkler and Patrick Corn

Journal:

American Mathematical Monthly

Year:

2008

Language:

english

File:

PDF, 275 KB

english, 2008

42

On most perfect magic squares of order four

Baksalary, Oskar Maria, Trenkler, Dietrich, Trenkler, Götz

Journal:

Linear and Multilinear Algebra

Year:

2018

Language:

english

File:

PDF, 1.19 MB

english, 2018

43

Hermitian Products of Hermitian Matrices: 11028

Götz Trenkler and G. P. Shannon

Journal:

American Mathematical Monthly

Year:

2005

Language:

english

File:

PDF, 267 KB

english, 2005

44

11224

Dietrich Trenkler and Götz Trenkler

Journal:

American Mathematical Monthly

Year:

2006

Language:

english

File:

PDF, 436 KB

english, 2006

45

The Moore-Penrose inverse and the vector product

Trenkler, Götz

Journal:

International Journal of Mathematical Education

Year:

2002

File:

PDF, 527 KB

2002

46

Product and Sum of Projections: 10917

Jürgen Groß, Götz Trenkler and Xiaoshen Wang

Journal:

American Mathematical Monthly

Year:

2004

Language:

english

File:

PDF, 127 KB

english, 2004

47

Further results on generalized and hypergeneralized projectors

Jerzy K. Baksalary, Oskar Maria Baksalary, Xiaoji Liu, Götz Trenkler

Journal:

Linear Algebra and its Applications

Year:

2008

Language:

english

File:

PDF, 172 KB

english, 2008

48

On the product of oblique projectors

Grob, Jürgen, Trenkler, Götz

Journal:

Linear and Multilinear Algebra

Year:

1998

Language:

english

File:

PDF, 407 KB

english, 1998

49

11379

Oskar Maria Baksalary and Götz Trenkler

Journal:

American Mathematical Monthly

Year:

2008

Language:

english

File:

PDF, 259 KB

english, 2008

50

On a subspace metric based on matrix rank

Oskar Maria Baksalary, Götz Trenkler

Journal:

Linear Algebra and its Applications

Year:

2010

Language:

english

File:

PDF, 216 KB

english, 2010

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