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Zhao Youqin's π algorithm

Zhao Youqin's π algorithm was an algorithm by Yuan dynasty astronomer-mathematician Zhao Youqin (赵友钦, ? – 1330) to calculate the value of π in his… 
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Chronology of computation of πLiu Hui's π algorithm

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2018
2018
Characterization of GNSS Signals Tracked by the iGMAS Network Considering Recent BDS-3 Satellites
The international GNSS monitoring and assessment system (iGMAS) tracking network has been established by China to track multi… 
2016
2016
The Impact of Financial Crisis on Electricity Demand: A Case Study of North China
The electricity consumption and economic growth are highly correlated. The financial crisis in 2008 brought a negative effect on… 
2015
2015
2D monocular visual odometry using mobile-phone sensors
Smartphone equipped with a high-resolution camera and a variety of motion sensors is a lightweight, inexpensive, and flexible… 
2014
2014
N ° 2014-10 Gathering the pieces of three decades of monetary coordination to build a way out of the European crisis
The current crisis of the euro area has questioned the fairness, sustainability and viability of the current setting of the… 
Highly Cited
2013
Highly Cited
2013
Power control algorithm of cognitive radio based on non-cooperative game theory
This paper addresses the power control problems of Cognitive Radio (CR) under transmission power and interference temperature… 
2012
2012
Zircon geochronology and Hf isotopic composition of Mesozoic magmatic rocks from Chizhou, the Lower Yangtze Region: Constraints on their relationship with Cu–Au mineralization
2012
2012
Computation of ATR Darmon Points on Nongeometrically Modular Elliptic Curves
ATR points were introduced by Darmon as a conjectural construction of algebraic points on certain elliptic curves for which the… 
2012
2012
Efficient construction of provably secure steganography under ordinary covert channels
Steganography is the science of hiding information within seemingly harmless messages or innocent media. This paper addresses the… 
2008
2008
Design, Analysis and Applications of a Class of New 3-DOF Translational Parallel Manipulators
In recent years, the progress in the development of parallel manipulators has been accelerated since parallel manipulators… 
2007
2007
Intra-dynastic and Inter-Tai Conflicts in the Old Kingdom of Moeng Lü in Southern Yunnan 1
Power struggles within ruling houses are a classic problem causing the weakening of dynasties and inviting foreign invasions. The… 
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