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9ptcenter

Author:Gary Rosys

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Flip 9 Coins
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International Day of Mathematics 2025
Experiments with Transformations in the Plane
A note on Erdős’s mysterious remark

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Altitude
Regular Hexagon: Morgan Simpson
Water Index
Anamorphic Images
Open Middle Percent Modeling Problem

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Pyramid
Numbers
Intersection
Cylinder
Angles

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