4.1 Matrices, systems of linear equations, and matrix algebra Mathematics, A Solitary Game, Olof Hanner, 1:2, 1970, 5-16, 0.2 On One-Sided Inverses of Matrices, Elmar Zemgalis, 2:1, 1971, 45-48 On Transformations and Matrices, Marc Swadener, 4:3, 1973, 44-51, 4.4 Computer-Generated Problem Sets: Simultaneous Equations and Matrices, Samuel W. Spero and Mary Koehler, 8:3, 1977, 182-187 Binomial Matrices, Jay E. Strum, 8:5, 1977, 260-266 Integer Matrices Whose Inverses Contain Only Integers, Robert Hanson, 13:1, 1982, 18-21 Mathematics in Archaeology, Gareth Williams, 13:1, 1982, 56-58, C The Mathematics of Tucker: A Sampler, Albert W. Tucker, 14:3, 1983, 228-232 Basic Null Space Calculations, Dan Kalman, 15:1, 1984, 42-47 The Electronic Spreadsheet and Mathematical Algorithms, Deane E. Arganbright, 15:2, 1984, 148-157, 5.4.1, 7.3, 9.6 Visual Thinking about Rotations and Reflections, Tom Brieske, 15:5, 1984, 406-410, 4.4 Classifying Row-reduced Echelon Matrices, Stewart Venit and Wayne Bishop, 17:2, 1986, 169-170, C Self-Inverse Integer Matrices, Robert Hanson, 16:3, 1985, 190-198 Using Minitab in Linear Algebra, Raymond N. Greenwell, 16:3, 1985, 216-218 Harvesting a Grizzly Bear Population, Michael Caulfield and John Kent and Daniel McCaffrey, 17:1, 1986, 34-46, 4.6, 9.10 Teaching Mathematics Using APL, Edward J. LeCuyer, Jr., 17:4, 1986, 344-357 On Polynomial Matrix Equations, Harley Flanders, 17:5, 1986, 388-391, 4.5 A Guide to Computer Algebra Systems, John M. Hosack, 17:5, 1986, 434-441, 0.2, 5.1.2, 5.1.5, 5.2.3, 5.2.4, 5.2.5 Why Should We Pivot in Gaussian Elimination?, Edward Rozema, 19:1, 1988, 63-72, 4.6 Notational Collisions, J. Hillel, 20:5, 1989, 418-422, C, 1.2 Minimum Dimension for a Square Matrix of Order n, Robert Hanson, 21:1, 1990, 28-34, 9.4 A Tool for Teaching Linear Programming within MATLAB, David R. Hill, 21:1, 1990, 55-56, C, 9.9 Software Review: Linear Algebra Software for the IBM PC, David P. Kraines and Vivian Y. Kraines, 21:1, 1990, 57-64, 4.8 FFF #16. Nonsquare Invertible Matrices, Ed Barbeau, 21:2, 1990, 127, F (also 22:3, 1991, 223 and 23:3, 1992, 204) A Zero-Row Reduction Algorithm for Obtaining the gcd of Polynomials, Sidney H. Kung and Yap S. Chua, 21:2, 1990, 138-141, 0.7, 9.4 Elementary Row Operations and LU Decomposition, David P. Kraines and Vivian Y. Kraines and David A. Smith, 21:5, 1990, 418-419, C Rotations in Space and Orthogonal Matrices, David P. Kraines, 22:3, 1991, 245-247, C, 4.3, 4.4, 4.5 Number Theory and Linear Algebra: Exact Solutions of Integer Systems, George Mackiw, 23:1, 1992, 52-58, 9.3 Gems of Exposition in Elementary Linear Algebra, David Carlson and Charles R. Johnson and David Lay and A. Duane Porter, 23:4, 1992, 299-303, 1.2, 4.5, 4.7 A Random Ladder Game: Permutations, Eigenvalues, and Convergence of Markov Chains, Lester H. Lange and James W. Miller, 23:5, 1992, 373-385, 4.5, 9.10 Graphs, Matrices, and Subspaces, Gilbert Strang, 24:1, 1993, 20-28, 3.1, 4.3 Teaching Linear Algebra: Must the Fog Always Roll In?, David Carlson, 24:1, 1993, 29-40, 1.2 The Linear Algebra Curriculum Study Group Recommendations for the First Course in Linear Algebra, David Carlson and Charles R. Johnson and David C. Lay and A. Duane Porter, 24:1, 1993, 41-46, 1.2, 4.2, 4.3, 4.5 Linear Algebra and Affine Planar Transformations, Gerald J. Porter, 24:1, 1993, 47-51, 0.4, 4.4 FFF. Matrices and the TI-81 Graphics Calculator, Constance J. Gardner, 24:1, 1993, 64, F, 0.2 Gaussian Elimination in Integer Arithmetic: An Application of the L-U Factorization, Thomas Hern, 24:1, 1993, 67-71, C Iterative Methods in Introductory Linear Algebra, Donald R. LaTorre, 24:1, 1993, 79-88, 4.5, 9.6 Software Review: Spreadsheets in Linear Algebra, Deane Arganbright, 24:1, 1993, 89-94, 4.8 How Does the NFL Rate the Passing Ability of Quarterbacks?, Roger W. Johnson, 24:5, 1993, 451-453, C (also 25:4, 1994, 340) Using Computer Algebra Systems to Teach Linear Algebra (software review), Maurino P. Bautista, 24:5, 1993, 462-471, 4.5, 4.8 Round-off, Batting Averages, and Ill-Conditioning, Edward Rozema, 25:4, 1994, 314-317, C, 4.6 Matrix Patterns and Undertermined Coefficients, Herman Gollwitzer, 25:5, 1994, 444-448, C, 6.2 For matrices: AB transpose equals B transpose times A transpose (proof by picture), James G. Simmonds, 26:3, 1995, 250, C Linear Algebra on the Gridiron, Daniel C. Isaksen, 26:5, 1995, 358-360 Using the College Mathematics Journal Topic Index in Undergraduate Courses, Donald E. Hooley, 28:2, 1997, 106-109, 4.2, 5.1.4, 5.7.1 FFF #114. An Inversion Conundrum, Barry D. Ganapol, 28:2, 1997, 120, F A Diagonal Perspective on Matrices, Eugene C. Boman and Margaret A. Misconish, 29:1, 1998, 37-38, C Using Consistence Condition to Solve Linear Systems, Geza Schay, 30:3, 1999, 226-229, C N-Site Insights, Bret Draayer, 31:4, 2000, 250-258, 5.5 FFF #172. Creating an idempotent, Douglas W. Mitchell, 32:1, 2001, 50, F The Profit in Being Unbalanced, Wolf von Ronik, 32:5, 2001, 348-351, 0.8 A Ramanujan Result Viewed From Matrix Algebra, Raymond A. Beauregard and E. R. Suryanarayan, 33:3, 2002, 212-214, 9.3, 9.4 When is 1/(a-b) = 1/a + 1/b, Anyway?, Eugene Boman and Frank Uhlig, 33:4, 2002, 296-300, 9.5 Obtaining the QR Decomposition by Pairs of Row and Column Operations, Sidney H. Kung, 33:4, 2002, 320-321, C, 4.6 An Underdetermined Linear System for GPS, Dan Kalmar, 33:5, 2002, 384-390 FFF. Matrix Inverses and the Great Injustice, Zoran Sunik, 33:5, 2002, 395-398, F ParrondoÕs Paradox Ð Hope for Losers!, Darrell P. Minor, 34:1, 2003, 15-20, 7.2 On the Square Root of aa^T + bb^T, Dietrich Trenkler and Gotz Trenkler, 34:1, 2003, 39-41 A Class of Exponential Matrices, M. A. Khan, 34:3, 2003, 194-195 The Chain Rule for Matrix Exponential Functions, Jay A. Wood, 35:3, 2004, 220-222, C The Cross Product as a Polar Decomposition, Gotz Trenkler, 39:3, 2008, 237-239, C, 4.3, 5.5