The title “Doctor of Philosophy” is older than calculus, though neither of its inventors, Newton and Leibniz, held it. (They had BAs though.)
You are right https://en.wikipedia.org/wiki/Doctor_of_Philosophy
The term appeared after 1652 in Germany, although Doctorates existed before that but these were used interchangeably for Masters Degree.
The title “Doctor of Philosophy” is older than calculus, though neither of its inventors, Newton and Leibniz, held it. (They had BAs though.)
You are right https://en.wikipedia.org/wiki/Doctor_of_Philosophy
The term appeared after 1652 in Germany, although Doctorates existed before that but these were used interchangeably for Masters Degree.