نتایج جستجو برای: national data
تعداد نتایج: 2680920 فیلتر نتایج به سال:
2013
James A. Davis
William J. Martin
John B. Polhill
Linked systems of symmetric designs are equivalent to 3-class Q-antipodal association schemes. Only one infinite family of examples is known, and this family has interesting origins and is connected to important applications. In this paper, we define linking systems, collections of difference sets that correspond to systems of linked designs, and we construct linking systems in a variety of non...
Journal:
:Kansas Agricultural Experiment Station Research Reports
2020
Journal:
:Human Reproduction
2009
Journal:
:American Journal of Public Health and the Nations Health
1967
Journal:
:Bulletin - Association of Canadian Map Libraries and Archives (ACMLA)
2020
Journal:
:Eos, Transactions American Geophysical Union
2014
Journal:
:CA: A Cancer Journal for Clinicians
1996
Journal:
:Journal of Oncology Practice
2012
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید