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James Gregory

Biography

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Al Battani, James Gregory & Trigonometry

 

3:58

James Gregory Interview

 

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Mirror assembly for James Gregory Telescope

 

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James Gregory Mental Health film

 

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Famous Mathematicians From Scotland 📌

James Gregory FRS was a Scottish mathematician and astronomer. His surname is sometimes spelled as Gregorie, the original Scottish spelling. He described an early practical design for the reflecting telescope – the Gregorian telescope – and made advances in trigonometry, discovering infinite series representations for several trigonometric functions.