cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))
cot^-1((sqrt(1-x^2))/x)
cot^-1(x/(sqrt(1-x^2)))
cot^-1(sqrt(1-x^2))
cot^-1(1/(sqrt(1-x^2)))