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Showing 1 to 15 of 78 results Save | Export
The Sieve of Eratosthenes
Peer reviewed Peer reviewed
Dubisch, Roy – Arithmetic Teacher, 1971
Descriptors: Elementary School Mathematics, Mathematical Concepts, Mathematics, Number Concepts
A Computer Note on Perfect Numbers.
Peer reviewed Peer reviewed
Travis, David L. – Mathematics and Computer Education, 1983
A student noticed an interesting fact about the base two numerals for perfect numbers. Mathematical explanations for some questions are given. (MNS)
Descriptors: College Mathematics, Computers, Higher Education, Mathematics
Fermat's Factorization Technique and Computation
Sass, Louis, Jr. – MATYC Journal, 1975
Descriptors: College Mathematics, Computation, Higher Education, Mathematics Education
Pythagorean Triples: A New, Easy-to-Derive Formula With Some Geometric Applications
Peer reviewed Peer reviewed
Rothbart, Andrea; Paulsell, Bruce – Mathematics Teacher, 1974
Descriptors: Geometric Concepts, Mathematical Enrichment, Number Concepts, Numbers
Prime Triplets
Peer reviewed Peer reviewed
Hirsch, Joseph – Math Teacher, 1969
Descriptors: Computer Assisted Instruction, Instruction, Number Concepts, Prime Numbers
Ideas.
Peer reviewed Peer reviewed
Arithmetic Teacher, 1987
Activities are presented that focus on attributes of numbers. The activities highlight such attributes as more than, equal to, greater than, less than, LCM, prime and factor. The activities provide practice in motivational game-oriented situations. (RH)
Descriptors: Elementary Education, Elementary School Mathematics, Mathematics Instruction, Multiplication
Random Sieving and the Prime Number Theorem
Peer reviewed Peer reviewed
Greger, Karl – Two-Year College Mathematics Journal, 1974
Descriptors: Calculus, College Mathematics, Mathematical Concepts, Mathematics
Fermat Numbers
Peer reviewed Peer reviewed
Leavitt, W. G. – Two-Year College Mathematics Journal, 1973
Descriptors: College Mathematics, Computers, Mathematics, Number Concepts
The Logarithmic Spiral
Peer reviewed Peer reviewed
Maor, Eli – Mathematics Teacher, 1974
Descriptors: Algorithms, Computer Programs, Diagrams, Logarithms
Mathematical Games.
Gardner, Martin – Scientific American, 1980
Some patterns in prime numbers and their implications for general theorems are presented. Much of the material is taken from "The Strong Law of Small Numbers," an unpublished paper by Richard Kenneth Guy. (MP)
Descriptors: Mathematical Concepts, Mathematical Enrichment, Mathematics Education, Number Concepts
How Many Prime Numbers Are There?
Peer reviewed Peer reviewed
Cohn, J. H. E. – Mathematical Spectrum, 1971
Descriptors: Arithmetic, College Mathematics, Logic, Mathematics
The Many Pearls of Number Theory
Prielipp, Robert W. – Sch Sci Math, 1970
Presents information about prime numbers which the elementary or junior high school teacher might introduce to students. Gives five definition statements followed by at least one theorem and its proof. Introduces some historical aspects to prime numbers. (RR)
Descriptors: Elementary School Mathematics, Mathematics Education, Number Concepts, Prime Numbers
"One Small Jump"--Into Repeating Decimals and Prime Numbers
Peer reviewed Peer reviewed
Alexander, F. D. – Mathematics Teacher, 1974
Descriptors: Decimal Fractions, Deduction, Fractions, Instruction
Divisor Lattices and the Teaching of GCD and LCM
Peer reviewed Peer reviewed
Miller, Ann – Mathematics Teacher, 1977
Divisibility facts, greatest common divisors, least common multiples, and relative primes are explored through the use of lattice diagrams. (JT)
Descriptors: Elementary School Mathematics, Elementary Secondary Education, Instruction, Mathematics Education
Pegboard Primes
Tahta, D. G. – Mathematics Teaching, 1972
Beginning with peg manipulation the author sets up a different multiplication system and set of primes. (JM)
Descriptors: Arithmetic, Elementary School Mathematics, Instruction, Manipulative Materials
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