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test2
2012 Apr 24
1
Use of optim to fit two curves at the same time ?
Dear list,
Here is a small example code that use optim and optimize in order to fit
two functions.
Is it possible to fit two functions (like those two for example) at the
same time using optim ... or another function in R ?
Thanks
Arnaud
######################################################################
## function 1
x1 <- 1:100
y1 <- 5.468 * x + 3 # + rnorm(100,0, 10)
dfxy <-