Specific Numbers (Recreations)

Specific Numbers further on these related pages:

0 - Zero Fibonacci Numbers Infinity Integers Perfect Numbers@

Pi Prime Numbers@ Pseudorandom Numbers@ e phi

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Specific Numbers Sites:

Fibonacci Numbers and The Golden Ratio Link Web Page Fibonacci Numbers and The Golden Ratio Link Web Page: A long list of links to pages about Fibonacci and his numbers, the golden ratio and applications in art and science. (Specific Numbers) http://pw1.netcom.com/~merrills/fibphi.html Catalan Number -- MathWorld Catalan Number -- MathWorld: Illustration of the Catalan numbers related to Euler's polygon division problem. (Specific Numbers) http://mathworld.wolfram.com/CatalanNumber.html Arabic numerals Arabic numerals: Describes the history of the arabic numeral system that is in use nearly all over the world today. (Specific Numbers) http://www-history.mcs.st-andrews.ac.uk/history/HistTopics/Arabic_numerals.html Friedmann's S-Numbers Friedmann's S-Numbers: These are numbers where an expression can be given using the operations of addition and squaring, using the digits of a number in order, which gives the original number. Algorithms, theorems and results. (Specific Numbers) http://www.meden.demon.co.uk/Mathematics/S-Numbers/S-Numbers.html Mathemagic Mathemagic: In praise of the beauty of the numbers pi, e and phi. (Specific Numbers) http://members.aol.com/loosetooth/math.html Absolutely Abnormal Numbers Absolutely Abnormal Numbers: Published as math.NT/0006089, this note investigates numbers that are normal to no base whatsoever, and writes down explicitly such a number. (Specific Numbers) http://arxiv.org/abs/math.NT/0006089/ Numbers, Constants and Computation Numbers, Constants and Computation: Mathematical, historical and algorithmic aspects of some classical mathematical constants. (Specific Numbers) http://numbers.computation.free.fr/Constants/constants.html Mathematical Constants and Computation Mathematical Constants and Computation: Essays, references, links, software. (Specific Numbers) http://xavier.gourdon.free.fr/Constants/constants.html Triangular Numbers Triangular Numbers: Properties of triangular numbers including reversible, happy, harshad, highly composite, deficient, abundant ones. (Specific Numbers) http://www.shyamsundergupta.com/triangle.htm The Golden Pentagon The Golden Pentagon: MathPages depiction of tiling a plane using a progression of equilateral triangles dividing a pentagon. Most interesting is that this pentagon is uniquely and recursively divided by triangles, just as is seen in the more common recursive division of the G (Specific Numbers) http://mathpages.com/home/kmath153.htm Harry J. Smith's Fun With Mathematics Harry J. Smith's Fun With Mathematics: Fun math stuff, including computing pi, perfect numbers, Fibonacci numbers, the tesseract, a look into 4-dimensional space. (Specific Numbers) http://www.netcom.com/~hjsmith/ RJN's More Digits of Irrational Numbers RJN's More Digits of Irrational Numbers: Several million digits of e, and the square roots of 2, 3, 5, 6, 7, 8, and 10. (Specific Numbers) http://antwrp.gsfc.nasa.gov/htmltest/rjn_dig.html Inverse Symbolic Calculator Inverse Symbolic Calculator: A set of programs and specialized tables of mathematical constants dedicated to the identification of real numbers. (Specific Numbers) http://www.cecm.sfu.ca/projects/ISC/ Vampire Numbers Vampire Numbers: Numbers with a factorization containing the same digits, e.g. 1530 = 30*51. (Specific Numbers) http://hjem.get2net.dk/jka/math/vampires Favorite Mathematical Constants Favorite Mathematical Constants: An in-depth explanation of the most important math constants. (Specific Numbers) http://pauillac.inria.fr/algo/bsolve/constant/constant.html Fun With Numbers Fun With Numbers: Includes some lists of numerals, relating to basic operations performed on certain constants. Not updated since 1995. (Specific Numbers) http://www.newdream.net/~sage/old/numbers/ Catalan's Constant - G Catalan's Constant - G: Describes the mathematics behind the constant. (Specific Numbers) http://www.mathcad.com/library/constants/catalan.htm 37 Heaven 37 Heaven: Collects information around the number thirty-seven. (Specific Numbers) http://magliery.com/37/ Jewish Encyclopedia: Numbers and Numerals Jewish Encyclopedia: Numbers and Numerals: Discusses the uses and symbolism of various numbers in Hebrew literature. (Specific Numbers) http://www.jewishencyclopedia.com/view.jsp?artid=366&letter=N FAQ on Special Numbers FAQ on Special Numbers: Answers to Frequently asked questions about special numbers. (Specific Numbers) http://www.faqs.org/faqs/sci-math-faq/specialnumbers/ Verbose.net Verbose.net: Dedicated to the natural order of the universe and to the irrational and logical chaos it presents. (Specific Numbers) http://www.verbose.net/ Pi Squared over Six Pi Squared over Six: Dedicated to the transcendental number pi squared over six. (Specific Numbers) http://www.pisquaredoversix.force9.co.uk/ Apéry's Constant Apéry's Constant: Describes the definition of the constant and some interpretations as well as a list of references to further work about the constant. (Specific Numbers) http://pauillac.inria.fr/algo/bsolve/constant/apery/apery.html Brun's Constant Brun's Constant: Description of the constant, some related work and links to some further reading. (Specific Numbers) http://pauillac.inria.fr/algo/bsolve/constant/brun/brun.html Euler-Mascheroni Constant - g Euler-Mascheroni Constant - g: Describes the mathematics behind this constant. (Specific Numbers) http://www.mathcad.com/library/constants/euler.htm Feigenbaum Constants Feigenbaum Constants: Describes the constants and their mathematical basis. (Specific Numbers) http://www.mathcad.com/library/constants/fgnbaum.htm Ask Dr. Math: History of the Terms Google and Googleplex Ask Dr. Math: History of the Terms Google and Googleplex: Explains how these very large numbers (1 followed by a hundred zeroes, and 1 followed by a google of zeroes, respectively) were named. With links to references. From Swarthmore's Dr. Math. (Specific Numbers) http://mathforum.org/library/drmath/view/57575.html World of Numbers World of Numbers: Contains a collection of randomly gathered numbers, curios, puzzles, palindromes and primes. (Specific Numbers) http://www.worldofnumbers.com/ Heilbronn Triangle Constants Heilbronn Triangle Constants: Heilbronn Triangle Constants (Specific Numbers) http://pauillac.inria.fr/algo/bsolve/constant/hlb/hlb.html Wikipedia - Mathematical constant Wikipedia - Mathematical constant: A list of constants with links to more detailed information. (Specific Numbers) http://en.wikipedia.org/wiki/Mathematical_constant Square root of 2 Square root of 2: Provides information about the square root of 2, lists the first 1000 digits and provides links to pages with up to 5 million digits. Also contains download links for programming libraries for calculating numbers with high precision or many digits. (Specific Numbers) http://www.rossi.com/sqr2.htm Indian numerals Indian numerals: Describes the history of the indian numeral system. (Specific Numbers) http://www-history.mcs.st-andrews.ac.uk/history/HistTopics/Indian_numerals.html Notable Properties of Specific Numbers Notable Properties of Specific Numbers: A list of numbers with interesting properties. (Specific Numbers) http://home.earthlink.net/~mrob/pub/math/numbers.html Number Gossip Number Gossip: Numerous special categories of numbers, searchable. (Specific Numbers) http://www.tanyakhovanova.com/Numbers/ Fibonacci Numbers and the Golden section in Nature Fibonacci Numbers and the Golden section in Nature: Puzzles and things to do, for schools, teachers, colleges up to university level students, or just for recreation. (Specific Numbers) http://www.ee.surrey.ac.uk/Personal/R.Knott/Fibonacci/fibnat.html Sum Beastliness Sum Beastliness: Some simple mathematics associated with 666, the Number of the Beast. (Specific Numbers) http://www.geocities.com/aladgyma/articles/scimaths/666.htm Golden Ratio and Fibonacci Numbers Golden Ratio and Fibonacci Numbers: Provides information about the golden ratio and Fibonacci numbers, and how they relate to biology, art, and ancient Egyptian art. (Specific Numbers) http://www.geocities.com/CapeCanaveral/Station/8228/ Stewy's Site Stewy's Site: The infinitesimal is the opposite of infinity, and mathematicians still argue over its existence. This page probes into one of the weirdest numbers in mathematics. (Specific Numbers) http://stewy6.tripod.com/infinitesimal.htm