Ancient Chinese Number System
the Ancient Chinese Number System dates back to at least the
2nd millennium BCE
Abacus
first Chinese abacus
suanpan
first Chinese abacus dates back to about
2nd century BCE
one of the first known examples of a magic square
Lo Shu Square
Same sum in magic squares is called
magic constant
magic constant of the Lo Shu Square
15
Lo Shu Square dates back to
650 BCE
legend of Emperor Yu’s discovery of the square on the back of a turtle is set as taking place in about
2800 BCE
bigger magic squares culminated in the elaborate magic squares, circles, and triangles of who
Yang Hui (13th century)
Yang Hui’s triangle is identical to the later
Pascal’s triangle
Jiuzhang Suanshu or Nine Chapters on the Mathematical Art
example of equation on the Nine Chapters on the mathematical art
deduction of an unknown number from other known information
Who re-discover the sophisticated matrix-based method found in the Nine Chapters on the Mathematical Art
Carl Friedrich Gauss
Liu Hui
What did Liu Hui formulate
algorithm using a regular polygon with 192 sides which calculated the value of π as 3.14159
What did Liu Hui develop
integral and differential calculus’ early forms
To calculate the smallest value of the unknown number, it uses the remainders after dividing the unknown number by a succession of smaller numbers, such as 3, 5 and 7
Chinese Remainder Theorem
who initially posed the Chinese Remainder Theorem
Sun Tzu (3rd century CE)
Technique for solving problems in the Chinese Remainder Theorem is used in
When is the golden age of chinese mathematics
13th century CE
Qin Jiushao
Qin Jiushao’s method of repeated approximations is very similar to the later devised by
Sir Isaac Newton (17th century)