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pifferdavide
2017 Jul 23
1
matching element of a vector to i-2nd element
...t; Bert
> Bert Gunter
>
> "The trouble with having an open mind is that people keep coming along
> and sticking things into it."
> -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
>
>
> On Sun, Jul 23, 2017 at 11:43 AM, Davide Piffer <pifferdavide at gmail.com> wrote:
>> I have a df with a vector v. For each element of the vector, I want to
>> know whether the i-2nd element is the same as the ith element. For
>> example:
>> given
>> v=c(A,C,D,C) the result should be:
>> FALSE,FALSE,FALSE,TRUE.
>>...
2017 Jul 23
0
matching element of a vector to i-2nd element
...homework policy on this list.
Cheers,
Bert
Bert Gunter
"The trouble with having an open mind is that people keep coming along
and sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
On Sun, Jul 23, 2017 at 11:43 AM, Davide Piffer <pifferdavide at gmail.com> wrote:
> I have a df with a vector v. For each element of the vector, I want to
> know whether the i-2nd element is the same as the ith element. For
> example:
> given
> v=c(A,C,D,C) the result should be:
> FALSE,FALSE,FALSE,TRUE.
>
> I attempted something...
2017 Jul 23
4
matching element of a vector to i-2nd element
I have a df with a vector v. For each element of the vector, I want to
know whether the i-2nd element is the same as the ith element. For
example:
given
v=c(A,C,D,C) the result should be:
FALSE,FALSE,FALSE,TRUE.
I attempted something using indexing in a for loop such as (bad,
incorrect example):
for (i in v){
if [i]==[i-2] print T
else print F
}
However, this is obviously wrong.
Can someone