Dwijendra Kumar Ray-Chaudhuri (born November 1, 1933) is an Indian-American mathematician and professor emeritus at Ohio State University. He and his student R. M. Wilson together solved the long-standing Kirkman's schoolgirl problem in 1968, which contributed to developments in design theory.
Dwijendra Kumar Ray-Chaudhuri (born November 1, 1933) is an Indian-American mathematician and professor emeritus at Ohio State University. He and his student R. M. Wilson together solved the long-standing Kirkman's schoolgirl problem in 1968, which contributed to developments in design theory.
Source: Wikipedia "Dijen K. Ray-Chaudhuri" · CC BY-SA 4.0
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