Recent content by ph351

i need help transforming this equation into cylindrical coordinates... w = omega i = i hat j = j hat k = k hat r is a vector r(t) = Asin(wt)i + Bsin(wt)j + (Ct - D)k where w, A, B, C and D are constants. i, j, and k are throwing me off...i know they are components of x, y and z...and i know...