Numbers

BaileyBorweinPlouffe Pi algorithm 
BaileyBorweinPlouffe formula 
Base converter
this tool allows you to convert a same number between its representations under different number systems

Binary Numbers 
De Moivre's Theorem De Moivre's Theorem applet 
Factoris
this page factors a formula into its irreducible or prime factors

Factors 
Fibonacci and the golden ratio the Fibonacci numbers, the Golden section
and the Golden string 
Fibonacci Numbers in Nature 
Fibonacci Interactive 
Fourier series 
Introduction to Binary Numbers Converting between binary and decimal,
Performing binary arithmetic, Representing signed binary numbers, and
Performing binary arithmetic with signed numbers 
Magic Square
5 x 5 Magic Square Generator, A magic square of order 5 is to be
constructed, depending on choice a panmagic and/or a symmetric or a bordered
one 
Magic Square 
Magic Square
Interactive Magic Square 3 x 3 
Magic Square Can you arrange the numbers 1  16 in a 4by4 matrix in
such a way that the sum in each row, column, and main diagonal is the same? 
Magic Square
Add the 4 numbers in any row together, backwards or forwards, up or down, or
diagonally. The total will always be 264 
Magic Squares
Applet 
Magic Square Puzzle 
Modular
Art Modular or "clock" arithmetic is arithmetic on a circle instead of a
number line 
Multimagic squares 
Number e (2)
definition of the number e 
Pascal's Triangle 
Power series

Prime and composite numbers 
Prime number
generator this applet quickly generates a long list of prime numbers 
Prime
number tester

Primes
searching for primes

Rechnen mit komplexen
zahlen

Riemann Sums
This applet is designed for the exploration of Riemann sums 
Sequences and Series The Sequences and Series Applet allows for visual
exploration of sequences and series. It plots a geometric, harmonic and
exponential series as well as two user defined series 
Series Functions Grapher This applet is designed for the visual
exploration of functions defined as a sum over k of terms in x 
Taylor
Polynomial Approximation An applet to look at Taylor polynomial
approximation of a function f(x) 
Taylor polynomials
Taylor polynomial approximations 
Two squares
decompose an integer into sums of two squares 
Horizontaal 

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Last updated on:
20110102

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