матем. известный
known
well-known, noted, famous, celebrated;notorious (особл. в поганому розумінні, напр. відомий брехун a notorious liar);certain;
він відомий під цим ім'ям — he goes by that name, he has assumed this name;відома річ — a well-known fact (thing).
"Honor is not the exclusive property of any political party." Herbert Hoover
"Hitch your wagon to a star." Ralph Waldo Emerson
"If fear is cultivated it will become stronger, if faith is cultivated it will achieve mastery." John Paul Jones
"Ambition is but avarice on stilts, and masked." Walter Savage Landor