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It's Pi Day! (Original Post) Marthe48 20 hrs ago OP
;-{)..... Goonch 20 hrs ago #1
Interesting article about PI day Callalily 19 hrs ago #3
Pi Day Fun Facts Callalily 19 hrs ago #2
22/7 ... 21.99/7 ... bucolic_frolic 19 hrs ago #4
Meh EYESORE 9001 19 hrs ago #5
Just read that a trillion digits are known Marthe48 18 hrs ago #6
My favorite - a Raspberry Pi Wonder Why 16 hrs ago #7
Happy Pi Day LetMyPeopleVote 16 hrs ago #8
Happy Birthday Albert Einstein. Born on Pi-day. LetMyPeopleVote 16 hrs ago #9
Or Pi Day was established on Einstein's birthday? Marthe48 15 hrs ago #10
Maybe I'll order a pizza pie for dinner! bif 12 hrs ago #11
We did Marthe48 11 hrs ago #13
Wednesday, Thursday, Pi Day! True Dough 11 hrs ago #12
Pi Day Mathematical Humor LetMyPeopleVote 9 hrs ago #14
Excellent! Marthe48 8 hrs ago #15

Callalily

(15,367 posts)
2. Pi Day Fun Facts
Sat Mar 14, 2026, 08:20 AM
19 hrs ago

Key 2026 Pi Day Facts:

Significance: Pi represents the ratio of a circle's circumference to its diameter, a constant roughly equal to 3.14159.

History: Founded in 1988 by Larry Shaw at San Francisco’s Exploratorium, it is also Albert Einstein’s birthday.

Celebration: Celebrated with mathematical activities and, frequently, eating "pie".

bucolic_frolic

(54,876 posts)
4. 22/7 ... 21.99/7 ...
Sat Mar 14, 2026, 08:45 AM
19 hrs ago

i though they taught us to use 22/7. Not it's not quite the real value. smh

Marthe48

(23,062 posts)
6. Just read that a trillion digits are known
Sat Mar 14, 2026, 09:40 AM
18 hrs ago

People track what positions 314159 appear in the sequence. Who knew?

Marthe48

(23,062 posts)
10. Or Pi Day was established on Einstein's birthday?
Sat Mar 14, 2026, 12:49 PM
15 hrs ago

One of our family friends resembled a famous singer. People often told him he looked like Kenny Rogers. He was older than Kenny Rogers, so he'd say, "No, Kenny Rogers looks like me!"

Latest Discussions»The DU Lounge»It's Pi Day!