This video explores how spherical trigonometry was developed and applied in Islamic scholarship, highlighting its role in ...

The Greek Orthodox St Catherine’s Monastery where Hipparchus’s map of the sky was discovered. Credit: Joonas Plaan, CC BY 2.0/Wikipedia A map of the night sky created by the ancient Greek astronomer ...

Charles H. Hapgood began his book, Maps of the Ancient Sea Kings, by stating, after studying composite maps at least partially derived from ancient sources, that ancient voyagers traveled from pole to ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!35816~!0#focus ...

THIS volume gives a systematic treatment of the subject of spherical trigonometry, based on the sound foundation of Todhunter rearranged and amplified. While the merit of the original work is ...

ABSTRACT: This paper aims to define the concept of time and justify its properties within the universal context, shedding new light on the nature of time. By employing the concept of the extrinsic ...

THE author of this book, who is one of the naval instructors on H.M.S. Britannia, has brought together the most important rules which are used in the solution of spherical triangles, and, after ...

In 2022, two high school students created a trigonometric proof of the Pythagorean Theorem—something that’s only ever been accomplished by a few professional mathematicians. Now, a new article not ...

His famous work Lilavati and Bijaganita remain unparalleled works by substantiating his profound intelligence. His astronomical findings on planetary positions, Occurrences of eclipses and Cosmography ...

Since #4908 introduces bounding box size limits not only for reading data but also for writing data it becomes even more pertinent to implement these size limits in a meaningful way. Right now these ...