Trigonometric Functions I

Sinus
\sin(\frac{a}{b})
Sinus Hyperbolicus
\sinh(\frac{a}{b})
Cosinus
\cos(\frac{a}{b})
Cosinus Hyperbolicus
\cosh(\frac{a}{b})
Tangens
\tan(\frac{a}{b})
Tangens Hyperbolicus
\tanh(\frac{a}{b})

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