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@beoz@det.social
2026-03-14 07:17:38

Happy #Piday
y2k38.ch/happy-pi-day-der-tag-

Happy Pi Day – Der Tag der mystischen Zahl π
Heute feiern wir Pi-Day, der Tag der mystischen Zahl Pi. Auf der ganzen Welt wird jeweils am 14. März die Zahl Pi gehuldigt.

@matematico314@social.linux.pizza
2026-03-14 23:35:37

Olha que legal, este site acha qualquer data (em qualquer formato) dentro dos dígitos de pi: #piDay

MyPiDay.com
I found my Pi Day at mypiday.com. Share yours?

@anderelampe@chaos.social
2026-03-14 18:36:53

Da haben die Amis aber echt glück gehabt, dass der April nur 30 Tage hat.
Dieser Toot handelt von der ISO 8601.
#Pi #piday #metadata

@AdamCoffman@mathstodon.xyz
2026-03-16 16:03:29

Photo set from my observance of #PiDay2026 🍕
flickr.com/photos/coffmanadam/

@deepthoughts10@infosec.exchange
2026-03-14 19:40:18

What day is it? #piday

Pie with the numerical value of Pi written in its crust
@dderigo@hostux.social
2026-03-14 10:32:42

#PiDay
ln( 640320^3 744 )/(163)^0.5 = 3.141592653589793238462643383279...
till that last 9 it works, but then it continues with
72661...
rather than 50288... as π does. Nice hoax by Martin Gardner in 1975 [1]

From: Gardner, M., 1975. Mathematical Games - Six sensational discoveries that somehow or another have escaped public attention. Scientific American 232 (4), 126-130. https://doi.org/10.1038/scientificamerican0475-126 (first page freely accessible at https://www.jstor.org/stable/24949779) "In number theory the most exciting discovery of the past year is that when the transcendental number e is raised to the power of π [pi] times [the square root of] 163, the result is an integer. The Indian ma…
@matematico314@social.linux.pizza
2026-03-14 18:50:21

Eu ainda me irrito que o dia internacional da matemštica só faz sentido naquela notação gringa ridícula em que o mês vem na frente do ano (e aí a data de hoje fica 3/14). Eu prefiro muito mais o 22/7, mas toda desculpa para celebrar o pi é všlida rs.
#piDay #DiaInternacionalDaMatemática

Cartaz do IMPA comemorando o 14 de março, dia internacional da matemática. No centro vemos a frase do Gauss "A matemática é a rainha das ciências."
@kexpmusicbot@mastodonapp.uk
2026-03-18 14:51:08

🇺🇦 #NowPlaying on #KEXP's #MorningShow
Pink Floyd:
🎵 Another Brick in the Wall (Pt. 2) (1981 single version)
#PinkFloyd
cobra303.bandcamp.com/album/pi
open.spotify.com/track/4gMgiXf

@AdamCoffman@mathstodon.xyz
2026-03-14 04:05:49

It's both #Caturday and #PiDay and Pedro the #Math Cat 🐈 is accessorizing \(\pi\)
#cats

Pedro is a handsome fellow even without the pi collar swag
@BBC3MusicBot@mastodonapp.uk
2026-02-15 18:29:43

🇺🇦 #NowPlaying on BBCRadio3's #WordsAndMusic
Reynaldo Hahn, Graham Johnson, Piètro Buratti & Anthony Rolfe Johnson:
🎵 Venetzia: II. La Barcheta
#ReynaldoHahn #GrahamJohnson #PiètroBuratti #AnthonyRolfeJohnson

@seav@en.osm.town
2026-01-23 13:43:08

How many digits of π have you memorized?
#math #maths #pi #polls

@BBC3MusicBot@mastodonapp.uk
2026-02-15 10:15:07

🇺🇦 #NowPlaying on BBCRadio3's #SundayMorning
Reynaldo Hahn, Graham Johnson, Piètro Buratti & Anthony Rolfe Johnson:
🎵 Venezia (2nd mvt, 'La barcheta')
#ReynaldoHahn #GrahamJohnson #PiètroBuratti #AnthonyRolfeJohnson

@AdamCoffman@mathstodon.xyz
2026-03-14 14:09:47

It's both #Caturday and #PiDay and Pedro the #Math Cat 🐈 is feeling cute, might round down later
#cats

Pedro rocking the pi accessory
@AdamCoffman@mathstodon.xyz
2026-03-14 15:54:28

#PiDay #MathPizzaSelfie 🍕 and, I got a \(\pi\) sticker!
#BlazePizza #PiDay2026

I asked them to cut it into 10 pieces instead of 8 because I was hungry.