These web pages are constructed for communication with people, especially my students and colleagues. The pages include some of my lecture notes about the classes given by me, home-works about those classes, and some software coded by me. And the web pages will be able to develop and expand in the future.
Discover GGOS and Geodesy (16 Oct 2022 from GGOS)
What is the Geodesy? (08 Sep 2020 from IVS web).
NASA: A Brief History of VLBI (08 Sep 2020).
NASA: Space Geodesy Project (SPG) of NASA (08 Sep 2020).
Map Projections (21 Jan 2022).
NOAA: What are Geodetic Datums? (31 Jan 2022).
NOAA: Precision and Accuracy in Geodetic Survey (31 Jan 2022).
0. Dialect, (10 Mar 2023).
1.Demystifying The Metric Tensor in General Relativity, (11 May 2022).
2. The Meaning of Metric Tensor, (10 Mar 2023).
3. The Spacetime Metric, (10 Mar 2023).