. . "Robert Smith"@en . . . "1689-10-16Z"^^ . "1689Z"^^ . . . "Robert Smith (1689 \u2013 2 February 1768) was an English mathematician and music theorist."@en . . . . . "Smith, Robert"@en . "1768Z"^^ . . . . "1768-02-02Z"^^ . . "English mathematician and music theorist" . . . .