Notes on numbers in computers: Revision history

20 August 2026

• curprev 12:1112:11, 20 August 2026‎ Helpful talk contribs‎ m 59,690 bytes −1‎ →‎What
• curprev 12:1112:11, 20 August 2026‎ Helpful talk contribs‎ m 59,691 bytes +15‎ →‎What
• curprev 12:1012:10, 20 August 2026‎ Helpful talk contribs‎ m 59,676 bytes +96‎ →‎Fixed point numbers

7 April 2026

• curprev 22:3422:34, 7 April 2026‎ Helpful talk contribs‎ m 59,580 bytes +6‎ →‎How we could store negative numbers
• curprev 22:3322:33, 7 April 2026‎ Helpful talk contribs‎ m 59,574 bytes +6‎ →‎Signed and unsigned integers

23 March 2026

• curprev 13:0213:02, 23 March 2026‎ Helpful talk contribs‎ m 59,568 bytes +13‎ →‎Every decimal representation involves a conversion
• curprev 12:5612:56, 23 March 2026‎ Helpful talk contribs‎ m 59,555 bytes −99‎ →‎Representation error and conversion error
• curprev 12:5412:54, 23 March 2026‎ Helpful talk contribs‎ m 59,654 bytes +100‎ →‎Operations are good actually

24 November 2025

• curprev 16:1116:11, 24 November 2025‎ Helpful talk contribs‎ m 59,554 bytes +23‎ →‎Printing doesn't help
• curprev 16:1016:10, 24 November 2025‎ Helpful talk contribs‎ m 59,531 bytes +962‎ →‎Printing doesn't help
• curprev 12:5312:53, 24 November 2025‎ Helpful talk contribs‎ m 58,569 bytes +838‎ →‎Never assume floating point numbers or calculations are fully precise in the way you think
• curprev 12:3512:35, 24 November 2025‎ Helpful talk contribs‎ m 57,731 bytes +75‎ →‎Representation details
• curprev 12:3412:34, 24 November 2025‎ Helpful talk contribs‎ m 57,656 bytes +335‎ →‎Never assume floating point numbers or calculations are fully precise; thinking about precision

12 November 2025

• curprev 12:3512:35, 12 November 2025‎ Helpful talk contribs‎ m 57,321 bytes +14‎ →‎Non-standard floats in use

11 November 2025

• curprev 17:4817:48, 11 November 2025‎ Helpful talk contribs‎ m 57,307 bytes +41‎ →‎Operations may break properties you might expect (sometimes)
• curprev 17:2617:26, 11 November 2025‎ Helpful talk contribs‎ m 57,266 bytes +29‎ →‎Printing doesn't help
• curprev 17:2417:24, 11 November 2025‎ Helpful talk contribs‎ m 57,237 bytes +9‎ →‎Representation error and conversion error
• curprev 17:2317:23, 11 November 2025‎ Helpful talk contribs‎ m 57,228 bytes +13‎ →‎Representation details
• curprev 17:2217:22, 11 November 2025‎ Helpful talk contribs‎ m 57,215 bytes +18‎ →‎Representation details
• curprev 17:2117:21, 11 November 2025‎ Helpful talk contribs‎ m 57,197 bytes +417‎ →‎Non-standard floats in use

30 October 2025

• curprev 10:5210:52, 30 October 2025‎ (username removed)‎ m 56,780 bytes +76‎ (edit summary removed)
• curprev 10:4910:49, 30 October 2025‎ (username removed)‎ m 56,704 bytes +266‎ (edit summary removed)
• curprev 10:4210:42, 30 October 2025‎ (username removed)‎ m 56,438 bytes +720‎ (edit summary removed)

10 September 2025

• curprev 17:3917:39, 10 September 2025‎ (username removed)‎ m 55,718 bytes +723‎ (edit summary removed)

9 September 2025

• curprev 19:5919:59, 9 September 2025‎ (username removed)‎ m 54,995 bytes +4‎ (edit summary removed)
• curprev 19:5819:58, 9 September 2025‎ (username removed)‎ m 54,991 bytes +110‎ (edit summary removed)
• curprev 19:5519:55, 9 September 2025‎ (username removed)‎ m 54,881 bytes −2‎ (edit summary removed)
• curprev 19:2619:26, 9 September 2025‎ (username removed)‎ m 54,883 bytes −3‎ (edit summary removed)
• curprev 19:2619:26, 9 September 2025‎ (username removed)‎ m 54,886 bytes +1‎ (edit summary removed)
• curprev 17:3917:39, 9 September 2025‎ (username removed)‎ m 54,885 bytes −1‎ (edit summary removed)
• curprev 17:3717:37, 9 September 2025‎ (username removed)‎ m 54,886 bytes +28‎ (edit summary removed)
• curprev 17:3717:37, 9 September 2025‎ (username removed)‎ m 54,858 bytes −5‎ (edit summary removed)
• curprev 17:3617:36, 9 September 2025‎ (username removed)‎ m 54,863 bytes −19‎ (edit summary removed)
• curprev 17:2617:26, 9 September 2025‎ (username removed)‎ m 54,882 bytes +1‎ (edit summary removed)
• curprev 17:2017:20, 9 September 2025‎ (username removed)‎ m 54,881 bytes +75‎ (edit summary removed)
• curprev 17:1717:17, 9 September 2025‎ (username removed)‎ m 54,806 bytes +12‎ (edit summary removed)
• curprev 17:1717:17, 9 September 2025‎ (username removed)‎ m 54,794 bytes +117‎ (edit summary removed)
• curprev 17:1517:15, 9 September 2025‎ (username removed)‎ m 54,677 bytes +1‎ (edit summary removed)
• curprev 17:1517:15, 9 September 2025‎ (username removed)‎ m 54,676 bytes +6‎ (edit summary removed)
• curprev 17:1517:15, 9 September 2025‎ (username removed)‎ m 54,670 bytes +1‎ (edit summary removed)
• curprev 17:1417:14, 9 September 2025‎ (username removed)‎ m 54,669 bytes +1‎ (edit summary removed)
• curprev 17:1417:14, 9 September 2025‎ (username removed)‎ m 54,668 bytes 0‎ (edit summary removed)
• curprev 17:1417:14, 9 September 2025‎ (username removed)‎ m 54,668 bytes +1‎ (edit summary removed)
• curprev 17:1417:14, 9 September 2025‎ (username removed)‎ m 54,667 bytes −1‎ (edit summary removed)
• curprev 17:1317:13, 9 September 2025‎ (username removed)‎ m 54,668 bytes −1‎ (edit summary removed)
• curprev 17:1317:13, 9 September 2025‎ (username removed)‎ m 54,669 bytes +6‎ (edit summary removed)
• curprev 17:1217:12, 9 September 2025‎ (username removed)‎ m 54,663 bytes +12‎ (edit summary removed)
• curprev 17:1217:12, 9 September 2025‎ (username removed)‎ m 54,651 bytes +8‎ (edit summary removed)
• curprev 17:1117:11, 9 September 2025‎ (username removed)‎ m 54,643 bytes −7‎ (edit summary removed)
• curprev 15:4115:41, 9 September 2025‎ (username removed)‎ m 54,650 bytes +57‎ (edit summary removed)