Category:Sum of Arctangents
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This category contains pages concerning Sum of Arctangents:
Let $\arctan a + \arctan b \in \openint {-\dfrac \pi 2} {\dfrac \pi 2}$
Then:
- $\arctan a + \arctan b = \map \arctan {\dfrac {a + b} {1 - a b} }$
where $\arctan$ denotes the arctangent.
Pages in category "Sum of Arctangents"
The following 3 pages are in this category, out of 3 total.