So it brings the weight down

|     (0.67)     ­

on the ends, and then its

(1.27)                          ­  (0.40)

easier (0.87) for the force to go across

     ­        (1.20)       |

here. (2.17) The weight goes here,

(3.33)                                     ­

and then the tension

  (0.63)         ­                (0.67)

brings it down.

           ­