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Historical Event on 1/17/1905
Dattaraya Ramchandra Kaprekar was born at Dahanu near Bombay. He discovered the shortest possible routes to solve mathematical problems. In 1927, he won the wrangler R. P. Paranjpe Mathematical Prize for an Original Piece of work in mathematics. He discovered 'Kaprekar Constant' in 1946. It is the number ""6174"". The constant 6174 is arrived at and this number then generates itself into one set of numbers called ""self numbers"" that is also known by his name. Kaprekar passed away in 1988.
| Other Historical Dates and Events |
| 4/3/1670 | Tanaji Malusure, right hand of Chhatrapati Shivaji Maharaj, passed away during the battle of Singhgad fort. |
| 1/1/1972 | Indian states abolished the previous rulers of Privy purses and privileges. |
| 11/23/1926 | Sir Jagadish Chandra Bose, Indian plant physiologist and physicist, passed away. He investigated the properties of very short radio waves, wireless telegraphy and radiation-induced fatigue in inorganic materials. His physiological work involved comparative measurements of the responses of plants exposed to stress. His invention of highly sensitive instruments for the detection of minute responses by living organisms to external stimuli enabled him to anticipate the parallelism between animal and plant tissues noted by later bio-physicists.รก |
| 7/26/1891 | Rajendralal Mitra (Raja), famous Bengali ancient researcher, passed away. |
| 4/18/1993 | BJP issues white paper on Ayodhya. |
| 5/27/1951 | Taraporewala Aquarium was inaugurated at Mumbai by President Dr. Rajendra Prasad. |
| 6/24/1986 | Government announced that unmarried mothers under its employment would also get maternity leave. |
| 12/16/1960 | Ganesh Chintaman Karve, creator of Marathi dictionary and author, passed away. |
| 2/5/1630 | Har Rai, Sikh Guru, was born. |
| 6/23/1990 | Harindranath Chatopadhyay, famous poet, actor and former member of Parliament, passed away. |
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