CORDIC: Difference between revisions
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m (→{{header|J}}: bugfix (partial)) |
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CORDIC=: {{ |
CORDIC=: {{ |
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'r d a'=. |
'r d a'=. 2 2 0.5p1#:y |
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if. d do. alpha=. 0.5p1-a else. alpha=. a end. |
if. d do. alpha=. 0.5p1-a else. alpha=. a end. |
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(r{:: 1;1 _1)*cordic alpha |
(r{:: 1;1 _1)*cordic alpha |
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Task examples (cos is the left value in the result, argument is in radians): |
Task examples (cos is the left value in the result, argument is in radians): |
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<syntaxhighlight lang=J> |
<syntaxhighlight lang=J>FIXME</syntaxhighlight> |
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0.92954 0.420445 |
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CORDIC 0 |
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1 0 |
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CORDIC 1.5 |
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0.103588 1.46074 |
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CORDIC 6 |
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0.405107 1.39209</syntaxhighlight> |
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=== Notes === |
=== Notes === |
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