Before revision: In 1827, George Bentham published his Outline of a new system of logic, with a critical examination of Dr Whately's Elements of Logic, describing the principle of the quantifier, but the book was not widely circulated.George Bentham, Outline of a new system of logic: with a critical examination of Dr. Whately's Elements of Logic (1827); Thoemmes; Facsimile edition (1990) upAugustus De Morgan (1806–1871) was the first to use "quantifier" in the modern sense.
After revision: In 1827, George Bentham published his Outline of a New System of Logic: With a Critical Examination of Dr. Whately's Elements of Logic, describing the principle of the quantifier, but the book was not widely circulated.George Bentham, Outline of a new system of logic: with a critical examination of Dr. Whately's Elements of Logic (1827); Thoemmes; Facsimile edition (1990) upAugustus De Morgan (1806–1871) was the first to use "quantifier" in the modern sense.