Displaying 1 result from an estimated 1 matches for "j34".
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34
2010 Jan 20
2
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...4])
fval <- c(f1,f2,f3,f4)
## jacobian matrix
j11 <- pars[2]
j12 <- pars[1]
j13 <- 0
j14 <- 0
j21 <- (2*pars[1]+1)*pars[2]^2
j22 <- 2*pars[2]*pars[1]*(pars[1]+1)
j23 <- 0
j24 <- 0
j31 <- (2*pars[1]+1)*pars[3]^2
j32 <- 2*pars[3]*pars[1]*(pars[1]+1)
j33 <- 0
j34 <- 0
j41 <- pars[2]*pars[3]*(2*pars[1]+pars[4])
j42 <- pars[3]*(pars[3]^2+pars[3]*pars[4])
j43 <- pars[2]*(pars[3]^2+pars[3]*pars[4])
j44 <- pars[3]*pars[2]*pars[3]
jacobian <- matrix(c(j11,j12,j13,j14,j21,j22,j23,j24,j31,j32,j33,j34,j41,j42,j43,j44),by...