light_source{1,9}plane{x,2pigment{checker}}object{union{#local b=0;#while(b<7)#local c=0;#while(c<7)#local d=sin(pi*cos(b)*cos(c));#local e=sin(b)*cos(c);#local f=sin(c)*cos(b);sphere{<d,e,f+3>,.1finish{reflection 1}}#local c=c+.1;#end#local b=b+.01;#end}}