,L9ES ,EXAMPLES

#A4 ,L9E ,,JK IS WRITT5
  _% ",J,K<$[33O] _:
#B4 ,L9E ;,,AB IS P>ALLEL TO L9E
  ;,,CD IS WRITT5 _%
  ",A,B<$[33O] $L ",C,D<$[33O]
  _:
#C4 ,L9E ,,LM IS P]P5DICUL> TO
  L9E ,,OP IS WRITT5 _%
  ",L,M<$[33O] $P ",O,P<$[33O]
  _:












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