Le 16/07/2014 22:24, Le_Forgeron nous fit lire :

> My bad, it should have been :
> 
> 2*sqrt(P^2 - (r1-r2)^2)) +2*pi*r2 + (pi+2*asin((r1-r2)/P))*(abs(r1-r2))
> 

Bugged again.
It's simpler and better :

2*sqrt(P^2 - (r1-r2)^2)) +pi*r2 + pi*r1 +2*asin((r1-r2)/P)*(r1-r2)

no need for abs(), as the last product will always be positive.

-- 
IQ of crossposters with FU: 100 / (number of groups)
IQ of crossposters without FU: 100 / (1 + number of groups)
IQ of multiposters: 100 / ( (number of groups) * (number of groups))

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