topology

Type: 
Topical Term
Subfield: 
a
Alias: 
topology

Position

2020
An introduction to position, and how to describe objects in relation to one another.

Geometry + topology

fun, hands-on activities for learning math
Through a combination of math games, logic puzzles, activities, and hands-on demonstrations with things like prisms, kids will explore math concepts with renewed excitement.
Cover image of Geometry + topology

Euler's gem

the polyhedron formula and the birth of topology
2008
Relates the story of Leonhard Euler's discovery of the polyhedron formula and its impact on topology, covering how the Greeks and Descartes almost grasped the formula and how mathematicians since the nineteenth century have adapted the formula's scope for various uses.

Position and direction

2010
Provides a simple introduction to position and direction through a story in which a boy moves to a new house, unpacks his things, and meets new friends. Includes related activities.

Poincar?'s prize

the hundred-year quest to solve one of math's greatest puzzles
2008
Traces the history of the one-hundred-year quest to solve a mathematical mystery first posed by Jules Henri Poincar? and eventually solved in 2003 by Grigori Perelman, a reclusive young Russian.

Poincar?'s prize

the hundred-year quest to solve one of math's greatest puzzles
2007
Traces the history of the one-hundred-year quest to solve a mathematical mystery first posed by Jules Henri Poincar? and eventually solved in 2003 by Grigori Perelman, a reclusive young Russian.

Simple science experiments with circles

1989
Presents experiments demonstrating properties of circles and loops made of cloth, paper, and string.
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