[Rd] cummax / cummin for complex numbers
marc_schwartz at me.com
Mon Jul 14 17:12:53 CEST 2014
On Jul 14, 2014, at 9:53 AM, Michael Haupt <michael.haupt at oracle.com> wrote:
> Dear all,
> in R 3.1.0, this is happening:
> Error in cummin(c(1 + (0+1i), 2 - (0+3i), 4 + (0+5i))) :
> 'cummax' not defined for complex numbers
> Error in cummax(c(1 + (0+1i), 2 - (0+3i), 4 + (0+5i))) :
> 'cummin' not defined for complex numbers
> It may be fixed in R-devel, but I thought I'd mention it to make sure ...
The help file for cummax/cummin in 3.1.1 specifically states:
x a numeric or complex ****(not cummin or cummax)**** object, or an object that can be coerced to one of these.
So why would you expect it to work for cummin or cummax when you pass a complex 'x'?
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