[R] vector to diagonals

[Stephan Kolassa]

diag(c(1,2,3))

HTH
Stephan

Mohsen Jafarikia schrieb:
>> Hello All:
>>
>> Can somebody tell me how to make a diagonal matrix from a vector please?
>>
>> if X is
>> 1
>> 2
>> 3
>>
>> I need:
>> 1 0 0
>> 0 2 0
>> 0 0 3
>>
>> Thanks alot,
>> Mohsen
>>
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