11086
EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Magic Multiplications with Digits
See some patterns generated by arithmetic involving numbers whose digits increase, decrease, or are repeated, or by multiples of some digit. Try to figure out why these curious patterns appear.
Contributed by:
Enrique Zeleny
THINGS TO TRY
Automatic Animation
SNAPSHOTS
DETAILS
A. H. Beiler,
Recreations in the Theory of Numbers: The Queen of Mathematics Entertains
, New York: Dover Publications, 1964.
RELATED LINKS
Multiplication
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Magic Multiplications with Digits
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/MagicMultiplicationsWithDigits/
Contributed by:
Enrique Zeleny
Share:
Embed Interactive Demonstration
New!
Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site.
More details »
Download Demonstration as CDF »
Download Author Code »
(preview »)
Files require
Wolfram
CDF Player
or
Mathematica
.
Related Demonstrations
More by Author
Real Digits Carpet
Noel Patson
Consecutive Digits in the Expansion of Pi
Hector Zenil
Number of Repeating Digits in Base b Expansion of Fractions
Noel Patson
Generalized Digit Parity
Noel Patson
Multiple Ferris Wheels
Ben Dillon and Charles Logue
Modular Multiplication on a Circle
Ed Pegg Jr
Generalized Digit Parity for Integer Sequences
Noel Patson
Multiple Reflections of a Regular Polygon in Its Sides
George Beck
Circle Packings with Linear Fractional Transformations
Enrique Zeleny
Understanding Complex Mappings
Enrique Zeleny
Related Topics
Patterns
Middle School Mathematics
Puzzles and Recreations: Intermediate
School Puzzles and Recreations
Browse all topics
Note: To run this Demonstration you need Mathematica 7+ or the free Mathematica Player 7EX
Download or upgrade to
Mathematica Player 7EX
I already have
Mathematica Player
or
Mathematica 7+