Germinal Pierre Dandelin

Germinal Pierre Dandelin (/ˈdændələn/; French pronunciation: [ʒɛʁminal pjɛʁ dɑ̃dlɛ̃], 12 April 1794 – 15 February 1847) was a French mathematician, soldier, and professor of engineering.

He was born near Paris to a French father and Belgian mother, studying first at Ghent then returning to Paris to study at the École Polytechnique.

He worked for the Ministry of the Interior under Lazare Carnot.

Later he became a citizen of the Netherlands, a professor of mining engineering in Belgium, and then a member of the Belgian army.

He also published on the stereographic projection, algebra, and probability theory.