apl>" <-APL2-------------------- sam235.txt ---------------------------->


apl>" <- compress (from slash) ----------------------------------------->


apl>1 1 0 0 1 / 'stray'

sty

apl>L#q#3 4RI12

1  2  3  4
5  6  7  8
9 10 11 12


apl>1 0 1 0 / q

1  3
5  7
9 11

apl>L#m#3 2RI6

1 2
3 4
5 6


apl>(1 0 / m)#'abc'


apl>m

 a 2 
 b 4 
 c 6 

apl>" <- compress with axis (from slash) ------------------------------->


apl>L#n#3 2 4R'highlow hot coldup  down'

high
low 

hot 
cold

up  
down


apl>1 0 /[2]n

high

hot 

up  

apl>1 0 1 /[1]n

high
low 

up  
down

apl>" <- compress (selective specification) ---------------------------->


apl>L#m#3 2RI6

1 2
3 4
5 6


apl>L#t#2 2R'abcd'

ab
cd


apl>(1 0 1/[1]m)#t


apl>m

 a b 
 3 4 
 c d 

apl>)off