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Why α2=arctan((tanα1)/(cosβ)) ?

Niculae Radu shared this question 4 years ago
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Why α2=arctan((tanα1)/(cosβ)) ?

Best Answer
photo

renaming α2 with γ2 and α1 with γ1,


the answer is here: https://en.wikipedia.org/wi...

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photo
1

renaming α2 with γ2 and α1 with γ1,


the answer is here: https://en.wikipedia.org/wi...

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