Euler's formula

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Mathematics. the theorem that eix = cosx + isinx.

Mechanics. a formula for determining the maximum load that can be applied to a given column without causing it to buckle.

QUIZZES

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!

Question 1 of 12

On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

First recorded in 1945–50; named after L. Euler

Indeed, Lion Air, with 45 percent of the domestic Indonesian airline market, has swallowed the Fernandes formula whole.
Annoying Airport Delays Might Prevent You From Becoming the Next AirAsia 8501|Clive Irving|January 6, 2015|DAILY BEAST
“A guy drives up in a 2008 Mercedes, brand new,” Harry S. Connelly Jr. says in the video, according to the Times.
Are Police Stealing People’s Property?|Joan Blades, Matt Kibbe|January 2, 2015|DAILY BEAST
“Personal hotspots can get speeds of up to 60 Mb/s down, whereas hotel Wi-Fi can be as slow as 1.5 Mb/s,” Sesar said.
How ‘Ethical’ Hotel Chain Marriott Gouges Guests in the Name of Wi-Fi Security|Kyle Chayka|December 31, 2014|DAILY BEAST
In our headlong quest for a legally perfect society, we don’t take the time to take stock of what‘s been created so far.
Red Tape Is Strangling Good Samaritans|Philip K. Howard|December 27, 2014|DAILY BEAST

I'm just not sure that the formula continues to work for us at 50 given other uses we might have for that money.
Inside Sony’s ‘Pineapple Express 2 Drama’: Leaked Emails Reveal Fight Over Stoner Comedy Sequel|William Boot|December 21, 2014|DAILY BEAST
Ajoutez cecy, s'il vous plaist, la grande difficult qu'il y a de tirer d'eux les mots mesmes qu'ils ont.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
Neantmoins le vieil Membertou, pere du malade, conceut asss l'affaire, et me promit qu'on s'arresteroit tout ce que j'en dirois.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
En effet un soir, sa femme et enfans l'abandonnerent entierement, et s'en allerent cabaner ailleurs, pensant que c'en estoit vuid.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
Mrs. S. said she was familiar with it from having heard Thomas's orchestra play it in New York.
Music-Study in Germany|Amy Fay
C'est asss demeur la maison; sortons un peu dehors, comme nous avons promis de faire, et racontons ce qui s'est pass par le pays.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various