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Summary
| Description |
English: Optimal circle packing (for the circles in circles problem, case n=9). Proved optimal by Pirl in 1969. U. Pirl, Der Mindestabstand von n in der Einheitskreisscheibe gelegenen Punkten, Math. Nachr. 40 (1969) 111-124. |
| Source | Own work |
| Author | Koko90 |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:12, 10 April 2017 | | 364 × 364 (997 bytes) | Antonsusi | code |
| 10:53, 1 April 2017 |  | 364 × 364 (813 bytes) | Antonsusi | validizing | |
| 11:18, 16 February 2011 |  | 363 × 363 (1,001 bytes) | Koko90 | {{Information |Description ={{en|1=Optimal circle packing (for the circles in circles problem, case ''n''=9). Proved optimal by Pirl in 1969. U. Pirl, ''Der Mindestabstand von n in der Einheitskreisscheibe gelegenen Punkten'', Math. Nachr. 40 (1969) 11 |
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