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Unsolved Problems
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Demonstrations 1  20 of 73
Mrs. Perkins's Quilts
Packing Disks with Consecutive Integer Radii in a Circle
Van der Waerden's Theorem
Unsolved Conjectures about Egyptian Fractions
Congruent Numbers
NoThreeinLine Problem
Social Golfer Problem
Correlating the Mertens Function with the Farey Sequence
Visualizing the Thomson Problem
No Repeated Distances
A Canadian Lottery Wheel
PrimeGenerating Recurrence
Iterating the Collatz Map on Real and Complex Numbers
Minimally Squared Rectangles
OrchardPlanting Problem
abc Conjecture
The Reve's Puzzle
The Game of Boxes
Collatz Conjecture on a Circle
Slide and Swap on Cubic Graphs
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