EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Subscribe to RSS feed
Izidor Hafner
«
PREVIOUS

1
...
28

29

30

31

32

33

34
...
42

NEXT
»
Demonstrations 601  620 of 821
A Special Case of the Sum of Two Cosines
Archimedes's Neusis AngleTrisection
Method of Integer Measures
Guessing a Number Using the Chinese Remainder Theorem
Approximation of Irrationals
Projection of Earth on Polyhedra
Rational Linear Combinations of Pure Geodetic Angles, Part 2
Rational Linear Combinations of Pure Geodetic Angles
Two Visual Proofs of a Basic Trigonometric Identity
Ternary Card Game
Squares of Sine and Cosine
Proof of the Difference Formula for Sine and of the Addition Formula for Cosine
Simultaneous Approximation of Two Real Numbers by Rationals
Dissection Proof of the Addition Formula for Sines
Dissection of a Pentagon to Almost a Square
Binary Card Game
Mazes on Riemann Surfaces
Find a Solid that Matches the Net
Dissection of Bilunabirotunda into Two Pentagonal Dipyramids and a Rhombic Dodecahedron of the Second Kind
Find a Formula for Pi
«
PREVIOUS

1
...
28

29

30

31

32

33

34
...
42

NEXT
»
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+