the.com/superset
A set that swallows another whole and still has room for seconds.
means A collection that contains every element of another set, plus possibly more of its own.
from From Latin super (above, over) plus set; the mathematical sense formalized in late-19th-century set theory after Cantor's work.
NotationWritten with the symbol that opens toward the smaller set.
Every setIs a superset of itself, technically.
Tech borrowTypeScript calls itself a superset of JavaScript.