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On the surface of a rock or a flat Earth surface, draw a circle, and place a gnomon (śaṅku) at the centre of it, whose length is taken to be twelve aṅgulas.

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Gnomonic shadow

  • 章节

  • 发表日期：

    2026年

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  • K. Ramasubramanian,
  • M. S. Sriram

摘要

On the surface of a rock or a flat Earth surface, draw a circle, and place a gnomon (śaṅku) at the centre of it, whose length is taken to be twelve aṅgulas.