<![CDATA[Happy Pythagorean Theorem Day to all who celebrate!]]>Happy Pythagorean Theorem Day to all who celebrate! 10² + 24² = 26²! Last one this century.

]]>https://forum.fedi.dk/topic/c67f6386-057c-4377-aeb6-05c0b2aeac63/happy-pythagorean-theorem-day-to-all-who-celebrateRSS for NodeThu, 29 Oct 2026 11:48:41 GMTSun, 25 Oct 2026 00:10:03 GMT60<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 19:52:58 GMT]]>@Crell There are 28 such dates every century:

2X03-04-05
2X03-05-04
2X04-03-05
2X04-05-03
2X05-03-04
2X05-04-03
2X05-12-13
2X06-08-10
2X06-10-08
2X08-06-10
2X08-10-06
2X09-12-15
2X10-06-08
2X10-08-06
2X12-05-13
2X12-09-15
2X13-05-12
2X13-12-05
2X15-08-17
2X15-09-12
2X15-12-09
2X16-12-20
2X17-08-15
2X20-12-16
2X24-07-25
2X24-10-26
2X25-07-24
2X26-10-24

]]>https://forum.fedi.dk/post/https://infosec.exchange/users/bontchev/statuses/117503294073017219https://forum.fedi.dk/post/https://infosec.exchange/users/bontchev/statuses/117503294073017219Sun, 25 Oct 2026 19:52:58 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 16:38:41 GMT]]>@edwiebe @Crell (shameless self plug follows) https://troet.cafe/@dingens/117502501866009347

]]>https://forum.fedi.dk/post/https://troet.cafe/users/dingens/statuses/117502530094274626https://forum.fedi.dk/post/https://troet.cafe/users/dingens/statuses/117502530094274626Sun, 25 Oct 2026 16:38:41 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 14:00:22 GMT]]>@TheTeka @edwiebe @pettanko Dude, chill out, grow up, and enjoy some math humor.

Besides, it works in DD/MM/YY format, too. Just rotate 90 degrees.

]]>https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117501907589468516https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117501907589468516Sun, 25 Oct 2026 14:00:22 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 13:50:02 GMT]]>@mgorny Sorry, we've run out now. You'll need to wait for them to be refreshed.

]]>https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117501866987610955https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117501866987610955Sun, 25 Oct 2026 13:50:02 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 10:24:01 GMT]]>@pettanko @edwiebe @Crell
Anyone who refuses to use "DD/MM/YYYY 23:59" or "YYYY/MM/DD 23:59" date and time formats should be split in half with a karate chop. ]]>https://forum.fedi.dk/post/https://tsundere.love/objects/fd24ce01-895a-47ed-a916-9f8a356fae47https://forum.fedi.dk/post/https://tsundere.love/objects/fd24ce01-895a-47ed-a916-9f8a356fae47Sun, 25 Oct 2026 10:24:01 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 08:46:48 GMT]]>@Crell wow, I wonder if we make it until the next one 😅

]]>https://forum.fedi.dk/post/https://mastodon.green/users/gimulnautti/statuses/117500674612848785https://forum.fedi.dk/post/https://mastodon.green/users/gimulnautti/statuses/117500674612848785Sun, 25 Oct 2026 08:46:48 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 08:23:26 GMT]]>@Crell a hoi @standupmaths

]]>https://forum.fedi.dk/post/https://social.falkensweb.com/users/falken/statuses/01M5S2GKSVT01MFH6ZY018DZFYhttps://forum.fedi.dk/post/https://social.falkensweb.com/users/falken/statuses/01M5S2GKSVT01MFH6ZY018DZFYSun, 25 Oct 2026 08:23:26 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 06:40:15 GMT]]>@Crell Rest of the world agrees but only thanks to the commutative property of the +

]]>https://forum.fedi.dk/post/https://cyberplace.social/users/drizzy/statuses/117500176997844758https://forum.fedi.dk/post/https://cyberplace.social/users/drizzy/statuses/117500176997844758Sun, 25 Oct 2026 06:40:15 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 05:50:09 GMT]]>@Crell, damn, and I've assumed I'd still be allowed to use right triangles in this century.

]]>https://forum.fedi.dk/post/https://mastodon.com.pl/ap/users/115859104008571503/statuses/117499979957095981https://forum.fedi.dk/post/https://mastodon.com.pl/ap/users/115859104008571503/statuses/117499979957095981Sun, 25 Oct 2026 05:50:09 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 04:56:30 GMT]]>@sn Because 'murica.

But it works both ways.

]]>https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117499769056091168https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117499769056091168Sun, 25 Oct 2026 04:56:30 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 04:44:14 GMT]]>@Crell why would you put the month first, then the day, then the year?

]]>https://forum.fedi.dk/post/https://mastodon.ping.de/users/sn/statuses/117499720796014191https://forum.fedi.dk/post/https://mastodon.ping.de/users/sn/statuses/117499720796014191Sun, 25 Oct 2026 04:44:14 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 03:27:08 GMT]]>@pettanko @Crell @edwiebe

for conversion, just turn it 90° CCW

26²=10²+24²

checks out

]]>https://forum.fedi.dk/post/https://chaos.social/users/Mazzo/statuses/117499417624093576https://forum.fedi.dk/post/https://chaos.social/users/Mazzo/statuses/117499417624093576Sun, 25 Oct 2026 03:27:08 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 03:02:57 GMT]]>@nxskok 10/24/26 and 24/10/26 both work just as well.

]]>https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117499322510167481https://forum.fedi.dk/post/https://phpc.social/users/Crell/statuses/117499322510167481Sun, 25 Oct 2026 03:02:57 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 02:28:32 GMT]]>@edwiebe @Crell https://en.wikipedia.org/wiki/Date_and_time_notation_in_the_United_States]]>https://forum.fedi.dk/post/https://tsundere.love/objects/7b487512-f0a3-4531-a3c8-072be07e56bfhttps://forum.fedi.dk/post/https://tsundere.love/objects/7b487512-f0a3-4531-a3c8-072be07e56bfSun, 25 Oct 2026 02:28:32 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 02:20:49 GMT]]>@Crell the next one actually works outside of the US, as long as you remember to celebrate the same triangle on April 3 as well.

]]>https://forum.fedi.dk/post/https://cupoftea.social/users/nxskok/statuses/117499156825271941https://forum.fedi.dk/post/https://cupoftea.social/users/nxskok/statuses/117499156825271941Sun, 25 Oct 2026 02:20:49 GMT<![CDATA[Reply to Happy Pythagorean Theorem Day to all who celebrate! on Sun, 25 Oct 2026 01:47:11 GMT]]>@Crell https://en.wikipedia.org/wiki/ISO_8601

]]>https://forum.fedi.dk/post/https://scribili.masto.host/ap/users/116268791300985227/statuses/117499024600603266https://forum.fedi.dk/post/https://scribili.masto.host/ap/users/116268791300985227/statuses/117499024600603266Sun, 25 Oct 2026 01:47:11 GMT