d=1 mod 4
Zahlentheorie-Themen
Zahlentheorie
Skripte
Bücher
Publikationen
Quellen
Mathematik
Benedikt Großer, Stefanie Krivsky, Katrin Schäfer (MathePrisma Wuppertal 1999)
Zahlenzauber
Jürg Kramer (Vortrag in der Urania in Berlin (1996), erscheint im Vieweg Verlag)
Der große Satz von Fermat - die Lösung eines 300 Jahre alten Problems (ps file)
The Prime Page:
Selected Theorems and their Proofs
A result of Euler and Lagrange on Mersenne Divisors
All even perfect numbers are a power of two times a Mersenne prime
Fermat's Little Theorem
If 2
n
-1 is prime, then so is n
Lucas-Lehmer Test
Mills' Theorem - a generalization
Modular restrictions on Mersenne divisors
Prime-square Mersenne divisors are Wieferich
Repeated sums of the digits of a perfect number
There are infinitely many primes (index)
There are infinitely many pseudoprimes base a
Wilson's Theorem
The Prime Page:
The Riemann Hypothesis
MacTutor History Mathematics archive:
Prime numbers
Fermat's last theorem
Perfect numbers
Notes on Algebraic Numbers (dvi file)
by
Robin Chapman,
University of Exeter, 20 pages.
Contents: algebraic numbers and integers, quadratic fields, rings of integers, divisibility and factorization, ideal theory, ideal classes and the class group.
kersten@mathematik.uni-bielefeld.de