Adam Adamandy Kochański

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Kochański approximation construction: The (red) segment AZ is a very good approximation for half the circumference or for the product .

Adam Adamandy Kochański (born August 5, 1631 in Dobrzyń nad Wisłą , Poland , † May 17, 1700 in Teplitz , Bohemia ) was a Polish mathematician .

Kochański attended a grammar school in Torun and from 1652 studied philosophy , mathematics , physics and theology in Vilnius . He later taught these subjects a. a. in Florence , Prague , Breslau , Mainz and Würzburg . In 1677 he was appointed court mathematician and librarian to King John III in Warsaw . Sobieski .

Most well-known is his so-called approximation construction by Kochański , developed in 1685 , with which a square can be constructed that is almost the same area as a given circle, i.e. represents an approximate solution of the quadrature of the circle .

Kochański also dealt with the problems of the construction of mechanical clocks .

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personal data
SURNAME Kochański, Adam Adamandy
BRIEF DESCRIPTION Polish mathematician
DATE OF BIRTH August 5, 1631
PLACE OF BIRTH Dobrzyń nad Wisłą , Poland
DATE OF DEATH May 17, 1700
Place of death Teplitz , Bohemia