NB: More recent documentation for Dyalog APL is available at https://docs.dyalog.com/20.0/.
Monadic Log means
⍟ 1 2 3 2.7182818285
0 0.693147 1.09861 1
Dyadic Log means
2 10 ⍟ 32 1000
5 3
NB: More recent documentation for Dyalog APL is available at https://docs.dyalog.com/20.0/.
⍟ 1 2 3 2.7182818285
0 0.693147 1.09861 1
2 10 ⍟ 32 1000
5 3