Template:Are You Sure/September 28

Florence Violet McKenzie with wireless (1922).

• ... that mathematician and physicist Martin David Kruskal made fundamental contributions in mathematics and science, ranging from plasma physics to general relativity and from nonlinear analysis to asymptotic analysis; that Kruskal's single most celebrated contribution was the discovery and theory of solitons; that Kruskal was known as a mentor of younger scientists; and that Kruskal was notable for his playfulness?