On Oct 29, 2010, at 11:16 PM, Dennis Murphy wrote:
Hi:
x - matrix(20:35, ncol = 1)
u - c(1, 4, 5, 6, 11) # 'x values'
m - c(1, 3, 1, 1, 0.5)
# Function to compute the inner product of the multipliers with the
extracted
# elements of x determined by u
f - function(mat, inputs, mults)
On Fri, Oct 29, 2010 at 6:54 PM, M.Ribeiro mresende...@yahoo.com.br wrote:
So, I am having a tricky reference file to extract information from.
The format of the file is
x 1 + 4 * 3 + 5 + 6 + 11 * 0.5
So, the elements that are not being multiplied (1, 5 and 6) and the elements
before
On Oct 30, 2010, at 8:42 AM, Gabor Grothendieck wrote:
On Fri, Oct 29, 2010 at 6:54 PM, M.Ribeiro
mresende...@yahoo.com.br wrote:
So, I am having a tricky reference file to extract information from.
The format of the file is
x 1 + 4 * 3 + 5 + 6 + 11 * 0.5
So, the elements that are not
On Sat, Oct 30, 2010 at 9:43 AM, David Winsemius dwinsem...@comcast.net wrote:
On Oct 30, 2010, at 8:42 AM, Gabor Grothendieck wrote:
On Fri, Oct 29, 2010 at 6:54 PM, M.Ribeiro mresende...@yahoo.com.br
wrote:
So, I am having a tricky reference file to extract information from.
The format
So, I am having a tricky reference file to extract information from.
The format of the file is
x 1 + 4 * 3 + 5 + 6 + 11 * 0.5
So, the elements that are not being multiplied (1, 5 and 6) and the elements
before the multiplication sign (4 and 11) means actually the reference for
the row in a
Hi:
x - matrix(20:35, ncol = 1)
u - c(1, 4, 5, 6, 11) # 'x values'
m - c(1, 3, 1, 1, 0.5)
# Function to compute the inner product of the multipliers with the
extracted
# elements of x determined by u
f - function(mat, inputs, mults) crossprod(mat[inputs], mults)
f(x, u, mults = c(1, 3, 1,
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