[R] summation coding

[djbanana]

Hi,

I think I solved it myself by writing loops.

What I meant is: are there in-built functions in R that calculate the
following:

a1(b2+...+b190) + a2(b1+b3+...+b190) + ...
 
I managed to solve it, quite similar to what you just emailed.

Thanks anyway!



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