54 SCIKNVK ABSOLUTE OF SPACE. 



- _i f &amp;lt;a+b) (a+b) ar-b (a- 



e i+e -i ( e i +e * +e * +e ^ 

 follows (for w, v, A taken like u) 



-i 

 8 



And hence 

 _ 



which cr+6r. 



