[R] Selecting numbers not divisible by 3

2014-03-27 Thread Prabhakar Ghorpade
Hi,
here's my code

X - 1:100

I want to select number divisible by 3 out of them how can I select it?

( I tried following
X - 1:100
DIV - Y -  X/3

But I am getting whole number and number with fractions. WHole intgers are
my number of interest from original X. How can I traceback to number
divisbile by 3. ?)

Thanks

Kind Regards,
Prabhakar



-- 
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India

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[R] Selecting numbers not divisible by 3

2014-03-27 Thread Prabhakar Ghorpade
Hi,
here's my code

X - 1:100

I want to select number divisible by 3 out of them how can I select it?

( I tried following
X - 1:100
DIV - Y -  X/3

But I am getting whole number and number with fractions. WHole intgers are
my number of interest from original X. How can I traceback to number
divisbile by 3. ?)

Thanks

Kind Regards,
Prabhakar



-- 
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India



-- 
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India

[[alternative HTML version deleted]]

__
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and provide commented, minimal, self-contained, reproducible code.


Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Berend Hasselman

On 27-03-2014, at 10:23, Prabhakar Ghorpade dr.prabhaka...@gmail.com wrote:

 Hi,
 here's my code
 
 X - 1:100
 
 I want to select number divisible by 3 out of them how can I select it?
 
 ( I tried following
 X - 1:100
 DIV - Y -  X/3
 
 But I am getting whole number and number with fractions. WHole intgers are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)
 


Please don’t send messages twice.

X - 1L:100L
X[which(X%%3L==0L)]

and this gives the same results

X - 1:100
X[which(X%%3==0)]

and beware of R FAQ 7.31 for more complicated situations.

Berend

And please don’t post in html  as you are requested to do.
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Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Jorge I Velez
Hi there,

Try

X[X %% 3 == 0]

HTH,
Jorge.-


On Thu, Mar 27, 2014 at 6:46 PM, Prabhakar Ghorpade 
dr.prabhaka...@gmail.com wrote:

 Hi,
 here's my code

 X - 1:100

 I want to select number divisible by 3 out of them how can I select it?

 ( I tried following
 X - 1:100
 DIV - Y -  X/3

 But I am getting whole number and number with fractions. WHole intgers are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)

 Thanks

 Kind Regards,
 Prabhakar



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

 [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide
 http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.


[[alternative HTML version deleted]]

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and provide commented, minimal, self-contained, reproducible code.


Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread PIKAL Petr
Hi

One option is

seq(3,100,3)

or you can use rounded numbers for comparison

?round

Petr

 -Original Message-
 From: r-help-boun...@r-project.org [mailto:r-help-bounces@r-
 project.org] On Behalf Of Prabhakar Ghorpade
 Sent: Thursday, March 27, 2014 8:47 AM
 To: r-help@r-project.org
 Subject: [R] Selecting numbers not divisible by 3

 Hi,
 here's my code

 X - 1:100

 I want to select number divisible by 3 out of them how can I select it?

 ( I tried following
 X - 1:100
 DIV - Y -  X/3

 But I am getting whole number and number with fractions. WHole intgers
 are my number of interest from original X. How can I traceback to
 number divisbile by 3. ?)

 Thanks

 Kind Regards,
 Prabhakar



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

   [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-
 guide.html
 and provide commented, minimal, self-contained, reproducible code.


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Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Pascal Oettli
Hello,

Something like that?

R X - 1:100
R Y - X %% 3
R Y - ifelse(Y==0, TRUE, FALSE)
R X[Y]
 [1]  3  6  9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 63 66 69 72 75
[26] 78 81 84 87 90 93 96 99

HTH,
Pascal

On Thu, Mar 27, 2014 at 6:23 PM, Prabhakar Ghorpade
dr.prabhaka...@gmail.com wrote:
 Hi,
 here's my code

 X - 1:100

 I want to select number divisible by 3 out of them how can I select it?

 ( I tried following
 X - 1:100
 DIV - Y -  X/3

 But I am getting whole number and number with fractions. WHole intgers are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)

 Thanks

 Kind Regards,
 Prabhakar



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

 [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.



-- 
Pascal Oettli
Project Scientist
JAMSTEC
Yokohama, Japan

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Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Rui Barradas

Hello,

Inline.

Em 27-03-2014 11:32, Pascal Oettli escreveu:

Hello,

Something like that?

R X - 1:100
R Y - X %% 3
R Y - ifelse(Y==0, TRUE, FALSE)


The ifelse here is not needed, you can simply do

Y - Y == 0

Rui Barradas


R X[Y]
  [1]  3  6  9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 63 66 69 72 75
[26] 78 81 84 87 90 93 96 99

HTH,
Pascal

On Thu, Mar 27, 2014 at 6:23 PM, Prabhakar Ghorpade
dr.prabhaka...@gmail.com wrote:

Hi,
here's my code

X - 1:100

I want to select number divisible by 3 out of them how can I select it?

( I tried following
X - 1:100
DIV - Y -  X/3

But I am getting whole number and number with fractions. WHole intgers are
my number of interest from original X. How can I traceback to number
divisbile by 3. ?)

Thanks

Kind Regards,
Prabhakar



--
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India



--
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India

 [[alternative HTML version deleted]]

__
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.






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and provide commented, minimal, self-contained, reproducible code.


Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Prabhakar Ghorpade
Pascal, Jorge, Berend, Pikal and Rui. Thanks all it helps.


On Thu, Mar 27, 2014 at 8:18 PM, Prabhakar Ghorpade 
dr.prabhaka...@gmail.com wrote:

 Hi,
 How do I find help on %%

 Regards,
 Prabhakar


 On Thu, Mar 27, 2014 at 4:56 PM, Jorge I Velez 
 jorgeivanve...@gmail.comwrote:

 Hi there,

 Try

 X[X %% 3 == 0]

 HTH,
 Jorge.-


 On Thu, Mar 27, 2014 at 6:46 PM, Prabhakar Ghorpade 
 dr.prabhaka...@gmail.com wrote:

 Hi,
 here's my code

 X - 1:100

 I want to select number divisible by 3 out of them how can I select it?

 ( I tried following
 X - 1:100
 DIV - Y -  X/3

 But I am getting whole number and number with fractions. WHole intgers
 are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)

 Thanks

 Kind Regards,
 Prabhakar



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

 [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide
 http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.





 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India




-- 
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India

[[alternative HTML version deleted]]

__
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and provide commented, minimal, self-contained, reproducible code.


Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Prabhakar Ghorpade
Hi,
How do I find help on %%

Regards,
Prabhakar


On Thu, Mar 27, 2014 at 4:56 PM, Jorge I Velez jorgeivanve...@gmail.comwrote:

 Hi there,

 Try

 X[X %% 3 == 0]

 HTH,
 Jorge.-


 On Thu, Mar 27, 2014 at 6:46 PM, Prabhakar Ghorpade 
 dr.prabhaka...@gmail.com wrote:

 Hi,
 here's my code

 X - 1:100

 I want to select number divisible by 3 out of them how can I select it?

 ( I tried following
 X - 1:100
 DIV - Y -  X/3

 But I am getting whole number and number with fractions. WHole intgers are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)

 Thanks

 Kind Regards,
 Prabhakar



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

 [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide
 http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.





-- 
Dr.Ghorpade Prabhakar B.
Ph.D. Scholar ( Animal Biochemistry)
Indian Veterinary Research Institute.
India

[[alternative HTML version deleted]]

__
R-help@r-project.org mailing list
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and provide commented, minimal, self-contained, reproducible code.


Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread David Winsemius

On Mar 27, 2014, at 7:48 AM, Prabhakar Ghorpade wrote:

 Hi,
 How do I find help on %%

?'%%'   # Need to quote specials 

Also look at:

?'-'

?'%in%

?'function'

-- 
David.

 
 Regards,
 Prabhakar
 
 
 On Thu, Mar 27, 2014 at 4:56 PM, Jorge I Velez 
 jorgeivanve...@gmail.comwrote:
 
 Hi there,
 
 Try
 
 X[X %% 3 == 0]
 
 HTH,
 Jorge.-
 
 
 On Thu, Mar 27, 2014 at 6:46 PM, Prabhakar Ghorpade 
 dr.prabhaka...@gmail.com wrote:
 
 Hi,
 here's my code
 
 X - 1:100
 
 I want to select number divisible by 3 out of them how can I select it?
 
 ( I tried following
 X - 1:100
 DIV - Y -  X/3
 
 But I am getting whole number and number with fractions. WHole intgers are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)
 
 Thanks
 
 Kind Regards,
 Prabhakar
 
 
 
 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India
 
[[alternative HTML version deleted]]
 
 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide
 http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.
 
 
 
 
 
 -- 
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India
 
   [[alternative HTML version deleted]]
 
 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.

David Winsemius
Alameda, CA, USA

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Re: [R] Selecting numbers not divisible by 3

2014-03-27 Thread Bert Gunter
?%%

PLEASE read an Introduction to R (ships with R) or an online tutorial
of your choice before posting further. You then will not have to waste
nearly as much time (yours and ours) posting and waiting for answers!

Cheers,
Bert



Bert Gunter
Genentech Nonclinical Biostatistics
(650) 467-7374

Data is not information. Information is not knowledge. And knowledge
is certainly not wisdom.
H. Gilbert Welch




On Thu, Mar 27, 2014 at 7:48 AM, Prabhakar Ghorpade
dr.prabhaka...@gmail.com wrote:
 Hi,
 How do I find help on %%

 Regards,
 Prabhakar


 On Thu, Mar 27, 2014 at 4:56 PM, Jorge I Velez 
 jorgeivanve...@gmail.comwrote:

 Hi there,

 Try

 X[X %% 3 == 0]

 HTH,
 Jorge.-


 On Thu, Mar 27, 2014 at 6:46 PM, Prabhakar Ghorpade 
 dr.prabhaka...@gmail.com wrote:

 Hi,
 here's my code

 X - 1:100

 I want to select number divisible by 3 out of them how can I select it?

 ( I tried following
 X - 1:100
 DIV - Y -  X/3

 But I am getting whole number and number with fractions. WHole intgers are
 my number of interest from original X. How can I traceback to number
 divisbile by 3. ?)

 Thanks

 Kind Regards,
 Prabhakar



 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

 [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide
 http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.





 --
 Dr.Ghorpade Prabhakar B.
 Ph.D. Scholar ( Animal Biochemistry)
 Indian Veterinary Research Institute.
 India

 [[alternative HTML version deleted]]

 __
 R-help@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.

__
R-help@r-project.org mailing list
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.