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[C++] Implement logN compute function #29020

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asfimport opened this issue Jul 15, 2021 · 4 comments
Closed

[C++] Implement logN compute function #29020

asfimport opened this issue Jul 15, 2021 · 4 comments

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@asfimport
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asfimport commented Jul 15, 2021

Just writing bindings from R functions to the various C++ log functions, but one that we don't have is logN (i.e. where N is a user-supplied value); please could this be implemented?

 

Reporter: Nicola Crane / @thisisnic
Assignee: Rommel Quintanilla / @rommelDB

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Note: This issue was originally created as ARROW-13345. Please see the migration documentation for further details.

@asfimport
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David Li / @lidavidm:
Issue resolved by pull request 10898
#10898

@asfimport
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Ian Cook / @ianmcook:
I assume the unary, fixed-base log functions are more efficient and so a better choice if your base is e, 10, or 2. Is that a fair assumption?

@asfimport
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@asfimport
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Ian Cook / @ianmcook:
Got it, thanks @rommelDB!

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