Karl Fridrich Gauss 1777-1855 Construc)ng 7-edge polygon with compass & ruler 1 Gauss- magne)c flux unit Ingenious mathema)cian and physicist: s-Jordan matrix inversion. Least square fiEng, predic)ng star loca)ons, Fast Fourier algorithm (rediscovered by Cooley&Tukey) Differen)al geometry. Official land surveyor of Hannover. Gaussian