,L[]CASE ,LAMBDA ,EXAMPLES #A4 ,L[]CASE LAMBDA : (T5 REPRES5TS WAVEL5G? IS WRITT5 _% .L _: #B4 ,LAMBDA EQUALS OP5 FRAC;N ;V OV] ;F CLOSE FRAC;N IS WRITT5 _% .L .K ?V/F# _: #A