Difference Engine No. 2 : 無料・フリー素材/写真
Difference Engine No. 2 / Erik Pitti
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
|---|---|
| 説明 | Difference Engine No. 2, Serial #2, commissioned by Nathan Mhyrvold. Designed by Charles Babbage in 1837 this marvelous machine is used to calculate polynomials using the difference method. Built using 19th century tolerances, it's calculations are so precise it can return results to 31 digits of precision. BBC story on the device can be found here. |
| 撮影日 | 2008-06-12 13:58:13 |
| 撮影者 | Erik Pitti , San Diego, CA, USA |
| タグ | |
| 撮影地 | Mountain View, California, United States 地図 |
| カメラ | Canon PowerShot S3 IS , Canon |
| 露出 | 0.017 sec (1/60) |
| 開放F値 | f/2.7 |
| 焦点距離 | 6 mm |