00874nam a2200193Ia 4500 CTU_221932 210402s9999 xx 000 0 und d 512.924 B397 Beckmann, Petr A history of PI Petr Beckmann New York Barnes & Noble Books 1990 Contents: The history of pi, says the author, though a small part of the history of mathematics, is nevertheless a mirror of the history of man. Petr Beckmann holds up this mirror, giving the background of the times when pi made progress -- and also when it did not, because science was being stifled by militarism or religious fanaticism. Lý thuyết xấp xỉ,Approximation theory Tô Chánh Trung, Tuyến Trung tâm Học liệu Trường Đại học Cần Thơ