Erich's Packing Center

Packing Equal Copies

Triangles in Squares<br>updated 5/3/26 Circles in Squares<br>updated 10/9/10 Squares in Squares<br>(David Ellsworth's page) Hexagons in Squares<br>updated 5/23/26 L's in Squares<br>updated 5/1/26 Tans in Squares<br>updated 3/7/08 Pentagons in Squares<br>updated 5/4/26 Octagons in Squares<br>updated 5/4/26

Triangles in Triangles<br>updated 4/30/26 Circles in Triangles<br>updated 7/19/02 Squares in Triangles<br>updated 5/5/26 Hexagons in Triangles<br>updated 5/23/26 L's in Triangles<br>updated 5/22/26 Pentagons in Triangles<br>updated 5/22/26 Dominoes in Triangles<br>updated 5/2/26 Octagons in Triangles<br>updated 5/22/26

Triangles in Circles<br>updated 8/31/19 Circles in Circles<br>updated 6/27/05 Squares in Circles<br>updated 4/13/26 Hexagons in Circles<br>updated 5/2/26 L's in Circles<br>updated 8/22/19 Dominoes in Circles<br>updated 5/23/26 Tans in Circles<br>updated 8/23/07 Pentagons in Circles<br>updated 4/13/26

Triangles in Hexagons<br>updated 5/22/26 Circles in Hexagons<br>updated 7/19/12 Squares in Hexagons<br>updated 5/21/26 Hexagons in Hexagons<br>updated 4/15/26 Dominoes in Hexagons<br>updated 4/15/26 L's in Hexagons<br>updated 5/6/26 Pentagons in Hexagons<br>updated 5/22/26<br>Circles in L's<br>updated 1/14/26 Squares in L's<br>updated 10/5/08 Dominoes in L's<br>updated 4/9/26 L's in L's<br>updated 7/23/12 Tans in L's<br>updated 7/23/12<br>Triangles in Tans<br>updated 5/23/26 Circles in Tans<br>updated 5/8/09 Squares in Tans<br>updated 3/27/26 Dominoes in Tans<br>updated 5/23/26 Hexagons in Tans<br>updated 5/25/26 L's in Tans<br>updated 12/23/07 Octagons in Tans<br>updated 12/24/07 Tans in Tans<br>updated 12/6/07 Pentagons in Tans<br>updated 5/25/26

Triangles in Pentagons<br>updated 5/6/26 Circles in Pentagons<br>updated 7/10/12 Squares in Pentagons<br>updated 5/23/26 Hexagons in Pentagons<br>updated 5/6/26 L's in Pentagons<br>updated 5/2/26 Pentagons in Pentagons<br>updated 5/23/26 Octagons in Pentagons<br>updated 5/25/26

Triangles in Dominoes<br>updated 4/4/26 Squares in Dominoes<br>updated 8/11/12 Hexagons in Dominoes<br>updated 4/6/26 L's in Dominoes<br>updated 4/9/26 Pentagons in Dominoes<br>updated 5/4/26 Dominoes in Dominoes<br>updated 4/3/26 Octagons in Dominoes<br>updated 5/4/26

Triangles in Octagons<br>updated 5/22/26 Squares in Octagons<br>updated 5/22/26 Hexagons in Octagons<br>updated 5/22/26 Pentagons in Octagons<br>updated 5/22/26 L's in Octagons<br>updated 5/23/26 Octagons in Octagons<br>updated 5/22/26 Circles in<br>Arbitrary Ellipses<br>updated 6/8/07 Circles in<br>Arbitrary Triangles<br>updated 6/26/07

Covering Triangles Covering Triangles<br>updated 8/11/05 Triangles Covering Circles<br>updated 8/10/09 Triangles Covering Squares<br>updated 4/12/09 Squares Covering Triangles<br>updated 5/26/09 Squares Covering Circles<br>updated 5/8/09 Squares Covering Squares<br>updated 10/9/10 Circles Covering Triangles<br>updated 7/6/05 Circles Covering Circles<br>updated 8/16/19 Circles Covering Squares<br>updated 7/6/05 Packing Copies to Maximize Total Perimeter<br>Circles in Circles<br>updated 6/30/11 Circles in Squares<br>updated 2/11/26 Circles in Rectangles<br>updated 2/11/26

Circles in Triangles<br>updated 7/4/11 Circles in Elipses<br>updated 9/24/11 Squares in Circles<br>updated 8/9/11 Tiling Arithmetic L's in Squares<br>updated 7/20/02 Pythagorean L's<br>updated 7/20/00 Tiling Almost Squares<br>updated 2/7/13 Other Packing Problems Harmonic Series of Polygons<br>updated 7/21/02 Geometric Series of Polygons<br>updated 1/27/11 Consecutive Dominoes<br>in Squares<br>updated 5/22/14 Consecutive L's in Squares<br>updated 5/25/15 Consecutive Rectangles<br>in Similar Rectangles<br>updated 6/19/15 Animations and Rigid Packings Animated Rectangles in Squares<br>updated 7/19/02 Animated Circles in Rectangles<br>updated 7/19/02 Rigid Circles in Squares<br>updated 9/4/06 Rigid Rectangles in Squares<br>updated 6/12/06 Heilbronn Problems Heilbronn Problem<br>for Squares<br>updated 2/23/26 Heilbronn Problem<br>for Triangles<br>updated 7/1/07 Heilbronn Problem<br>for Convex Regions<br>updated 7/13/07

Related Problems<br>Cubes In Cubes<br>updated 3/31/26 Tree Planting Problems<br>updated 6/14/09 Minimizing the Ratio of<br>Maximum to Minimum Distance<br>updated 2/11/26 Minimizing the Ratio of<br>Maximum to Minimum<br>Distance in 3 Dimensions<br>updated 4/12/09<br>Packing Links | Torsten Sillke | George Sicherman | Eduard Baumann | | Anton Sherwood | Andrew Clarke<br>| Livio Zucca | Packomania |