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of 67
pro vyhledávání: '"Sheldon P. Gordon"'
Autor:
Sheldon P. Gordon
Publikováno v:
International Journal of Mathematics and Mathematical Sciences, Vol 2, Iss 2, Pp 283-297 (1979)
The problem of determining the behavior of the solutions of a perturbed differential equation with respect to the solutions of the original unperturbed differential equation is studied. The general differential equation considered is X′=f(t,X) and
Externí odkaz:
https://doaj.org/article/23230770006a4962bd05ccacdd0d0a38
Autor:
Sheldon P. Gordon, Florence S. Gordon
This is a college algebra-level textbook written to provide the kind of mathematical knowledge and experiences that students will need for courses in other fields, such as biology, chemistry, business, finance, economics, and other areas that are hea
Autor:
Sheldon P. Gordon, Michael B. Burns
Publikováno v:
Mathematics Teacher: Learning and Teaching PK-12. 116:29-47
We introduce variations on the Fibonacci sequence such as the sequences where each term is the sum of the previous three terms, the difference of the previous two, or the product of the previous two. We consider the issue of the ratio of the successi
Autor:
Sheldon P. Gordon, Florence S. Gordon
Publikováno v:
PRIMUS. 33:622-636
Autor:
Jessica Seifert, Carla A. Martin, Sarah Gross, Yajun Yang, Sheldon P. Gordon, Jack Winn, Matthew Bahamonde
Publikováno v:
PRIMUS. 32:218-245
This article describes the authors’ experiences developing and implementing an innovative curriculum connecting mathematics and the biological sciences. It describes the original plan, the modifica...
Autor:
Florence S. Gordon, Sheldon P. Gordon
Publikováno v:
PRIMUS. 30:172-190
This article illustrates ways that dynamic software using some sophisticated techniques in Excel can be used to demonstrate fundamental ideas related to hypothesis testing to increase student under...
Autor:
Yajun Yang, Sheldon P. Gordon
Publikováno v:
The Mathematics Teacher. 112:231-235
Almost all root finding methods use linear functions to calculate the next approximation to a real root. The authors introduce a method based on using parabolas through three points and use one of the two roots via the quadratic formula to identify t
Autor:
Sheldon P. Gordon
Publikováno v:
International Journal of Mathematical Education in Science and Technology. 48:1096-1105
This article uses dynamic software in Excel to demonstrate several ways in which graphical and numerical approaches can be introduced both to enhance student understanding of l'Hopital's Rule and to explain why the Rule actually works to give the ‘
Autor:
Yajun Yang, Sheldon P. Gordon
Publikováno v:
International Journal of Mathematical Education in Science and Technology. 48:455-473
This article takes a closer look at the problem of approximating the exponential and logarithmic functions using polynomials. Either as an alternative to or a precursor to Taylor polynomial approximations at the precalculus level, interpolating polyn
Autor:
Yajun Yang, Sheldon P. Gordon
Publikováno v:
PRIMUS. 26:371-392
This article looks at the effects that adding a single extra subdivision has on the level of accuracy of some common numerical integration routines. Instead of automatically doubling the number of subdivisions for a numerical integration rule, we inv