搜索结果: 1-3 共查到“科学技术史 Ptolemy”相关记录3条 . 查询时间(0.038 秒)
The Circumference of the Earth and Ptolemy’s World Map
The Circumference the Earth Ptolemy’s World Map
2015/3/26
The interlink between the determination of the circumference of the Earth and the geographical mapping performed by Ptolemy in his Geography (c. 150 AD) is discussed. As Ptolemy himself stated, he use...
Travelling along the Silk Road: A new interpretation of Ptolemy’s coordinates
Travelling along the Silk Road Ptolemy’s coordinates
2015/3/26
Starting from the assumption that Ptolemy worked with a value for the circumference of the Earth that was much too small, his coordinates may be recalculated for the circumference measured by Eratosth...
Ptolemy’s Circumference of the Earth (TOPOI – Towards a Historical Epistemology of Space)
Ancient Geography Ptolemy Eratosthenes
2015/3/26
The relationship between the determination of the circumference of the Earth and the geographical mapping performed by Ptolemy in his Geography is discussed. A simple transformation of the Ptolemaic c...