The logarithmic spiral was investigated by the mathematician who was a proponent of which branch of mathematics?
Logarithmic spiral:  The logarithmic spiral was first described by Descartes and later extensively investigated by Jacob Bernoulli, who called it "Spira mirabilis", "the marvelous spiral". Jacob Bernoulli:  He was an early proponent of Leibnizian calculus and had sided with Leibniz during the Leibniz–Newton calculus controversy.
i don't know