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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Meridional Parts
From: Robin Stuart
Date: 2024 Dec 23, 06:23 -0800
From: Robin Stuart
Date: 2024 Dec 23, 06:23 -0800
David,
The attached paper gives the history of the calculation of meridional parts. The gudermannian function was apparently introduced by Johann Lambert in the 1760s although the name "gudermannian" came much later. Lambert, of course, devised a number of well-known map projections,
Robin Stuart