I need help solving this:
arccot x =(pi/2)-x+(x^3/3)-(x^5/5)+...
I need to know how many terms are needed in this series to compute arccotx for x^2<1 accurate to 12 decimal places rounded
I know i should solve Error<(1/2)*10^-12
but i have no idea of the error
thank you everyone:)