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Without calculus, can we prove sin x = x - x³/3! + x⁵/5! -...?
submitted 2 years ago by Alan_Crowe from youtube.com
[–]Alan_Crowe[S] 3 insightful - 2 fun3 insightful - 1 fun4 insightful - 1 fun4 insightful - 2 fun - 2 years ago (1 child)
This video does amazing things with involutes, working in an "applied maths"/"19th Century non-rigorous style".
[–]AXXA 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 0 fun2 insightful - 1 fun - 2 years ago (0 children)
Thanks for posting this video. Looking at it geometrically makes it easier for me to understand.
[–]Alan_Crowe[S] 3 insightful - 2 fun3 insightful - 1 fun4 insightful - 1 fun4 insightful - 2 fun - (1 child)
[–]AXXA 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 0 fun2 insightful - 1 fun - (0 children)