Packing problems

872 unit squares in a square

Unit squares; smaller container side is better.

872 unit squares in a square

This arrangement

29.992623

Container side · 8 significant figures

0.00800% smaller container side than the value listed in Francisco Couzo’s catalogue on 19 October 2026.

Comparison recorded 19 October 2026
ArrangementContainer side
This arrangement29.992623
Francisco Couzo’s catalogue29.995022

Difference: 0.0023990758 smaller side.

Compared with the exact certificate linked below.