Dyalog#APLQuest 2015-07: Write a function to perform case-insensitive membership between two arrays (see https://apl.quest/2015/7/ to test your solution and view ours)
#APLQuest 2015-07: Write a function to perform case-insensitive membership between two arrays (see https://apl.quest/2015/7/ to test your solution and view ours)
