Trigonometric functions: Difference between revisions
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If your language does not have trigonometric functions available or only has some available, write functions to calculate the functions based on any [[wp:List of trigonometric identities|known approximation or identity]]. |
If your language does not have trigonometric functions available or only has some available, write functions to calculate the functions based on any [[wp:List of trigonometric identities|known approximation or identity]]. |
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=={{header|11l}}== |
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{{trans|Python}} |
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<lang 11l>V rad = math:pi / 4 |
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V deg = 45.0 |
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print(‘Sine: ’sin(rad)‘ ’sin(radians(deg))) |
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print(‘Cosine: ’cos(rad)‘ ’cos(radians(deg))) |
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print(‘Tangent: ’tan(rad)‘ ’tan(radians(deg))) |
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V arcsine = asin(sin(rad)) |
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print(‘Arcsine: ’arcsine‘ ’degrees(arcsine)) |
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V arccosine = acos(cos(rad)) |
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print(‘Arccosine: ’arccosine‘ ’degrees(arccosine)) |
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V arctangent = atan(tan(rad)) |
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print(‘Arctangent: ’arctangent‘ ’degrees(arctangent))</lang> |
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{{out}} |
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<pre> |
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Sine: 0.707106781 0.707106781 |
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Cosine: 0.707106781 0.707106781 |
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Tangent: 1 1 |
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Arcsine: 0.785398163 45 |
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Arccosine: 0.785398163 45 |
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Arctangent: 0.785398163 45 |
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</pre> |
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=={{header|ACL2}}== |
=={{header|ACL2}}== |
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