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tangens [2015/06/30 10:46] nikolaj |
tangens [2015/06/30 10:47] nikolaj |
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| ==== Function ==== | ==== Function ==== | ||
| >todo | >todo | ||
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| + | $\tan(x):=\dfrac{\sin(x)}{\cos(x)}$ | ||
| $\tan(x)=\sum_{n=1}^\infty (-1)^{n-1}\frac{2^{2n} (2^{2n}-1)}{(2n)!}B_{2n}\,x^{2n-1}$ | $\tan(x)=\sum_{n=1}^\infty (-1)^{n-1}\frac{2^{2n} (2^{2n}-1)}{(2n)!}B_{2n}\,x^{2n-1}$ | ||
