Trigonometrie

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(Definitionen)
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== Symmetrieen ==
== Symmetrieen ==
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{|
+
{|width=400
|<math>\sin(\varphi+k\cdot 360^\circ) = \sin(\varphi)</math>
|<math>\sin(\varphi+k\cdot 360^\circ) = \sin(\varphi)</math>
|<math>\cos(\varphi+k\cdot 360^\circ) = \cos(\varphi)</math>
|<math>\cos(\varphi+k\cdot 360^\circ) = \cos(\varphi)</math>
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== trigonometrische Äquivalenzen ==
== trigonometrische Äquivalenzen ==
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{|
+
{|width=400
|<math>\sin(90^\circ-\varphi) = \cos(\varphi)</math>
|<math>\sin(90^\circ-\varphi) = \cos(\varphi)</math>
|<math>\cos(90^\circ-\varphi) = \sin(\varphi)</math>
|<math>\cos(90^\circ-\varphi) = \sin(\varphi)</math>
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== halbe Winkel ==
== halbe Winkel ==
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{|
+
{|width=400
|<math>\sin^2\frac\alpha 2 = \frac 1 2 (1 - \cos\alpha)</math>
|<math>\sin^2\frac\alpha 2 = \frac 1 2 (1 - \cos\alpha)</math>
|<math>1 - \cos 2\alpha = 2 \sin^2\alpha</math>
|<math>1 - \cos 2\alpha = 2 \sin^2\alpha</math>

Revision as of 21:37, 16 September 2008

Contents

Definitionen

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Symmetrieen

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trigonometrische Äquivalenzen

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Additionstheoreme

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doppelte Winkel

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halbe Winkel

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