The story "The Cold Equation" is a scifi story that state about a girl called Manilyn secretly walks to a ship that is mission to give a supply to a colonist and being ejected to the space because she might failed the mission and makes the two of them be dead, including the pilot. The author wants us to believe that the story states a good physics but very poor engineering, based on the kind of ship that is overweight with just and additional weight of a poor girl
