Longer but more intuitive route for people who like trigonometric identitiespic.twitter.com/lHQKw0rZkF
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Longer but more intuitive route for people who like trigonometric identitiespic.twitter.com/lHQKw0rZkF
This seems overly complex.
Definitely! cos and sine are the x and y of a point on a unit circle whose ray makes angle theta. The identity is trivial by definition!
Nice. I like how Twitter includes "Translate from Spanish?"
Is this actually a proof? The conclusion follows from the premise, but does it prove it?
I love this proof
Queeee?
Maar waarom moet het vertaald worden uit het Spaans?
Strange to see how everything is related to the exponential as in Physics (partition functions, .... )
Thanks for the last tweets, I am building a lecture about it and this helps a lot pedagogically !
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