Displaying 2 results from an estimated 2 matches for "dyini".
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2011 Oct 02
0
deSolve - Function daspk on DAE system - Error
...pars)), {
res1 = -dS -dES-k2*ES
res2 = -dP + k2*ES
eq1 = Eo-E -ES
eq2 = So-S -ES -P
return(list(c(res1, res2, eq1, eq2)))
})
}
pars <- c(Eo=0.02, So=0.02, k2=250, E=0.01); pars
yini <- c(S=0.01, ES = 0.01, P=0.0, E=0.01); yini
times <- seq(0, 0.01, by = 0.0001); times
dyini = c(dS=0.0, dES=0.0, dP=0.0)
## Tabular output check of matrix output
DAE <- daspk(y = yini, dy = dyini, times = times, res = Res_DAE, parms =
pars, atol = 1e-10, rtol = 1e-10)
ERROR:
daspk-- warning.. At T(=R1) and stepsize H (=R2) the nonlinear solver
f
nonlinear solver failed t...
2011 Oct 03
0
deSolve - Function daspk on DAE system - Error (Vince)
...pars)), {
res1 = -dS -dES-k2*ES
res2 = -dP + k2*ES
eq1 = Eo-E -ES
eq2 = So-S -ES -P
return(list(c(res1, res2, eq1, eq2)))
})
}
pars <- c(Eo=0.02, So=0.02, k2=250, E=0.01); pars
yini <- c(S=0.01, ES = 0.01, P=0.0, E=0.01); yini
times <- seq(0, 0.01, by = 0.0001); times
dyini = c(dS=0.0, dES=0.0, dP=0.0)
## Tabular output check of matrix output
DAE <- daspk(y = yini, dy = dyini, times = times, res = Res_DAE, parms =
pars, atol = 1e-10, rtol = 1e-10)
ERROR:
daspk-- warning.. At T(=R1) and stepsize H (=R2) the nonlinear
solver
f
nonlinear solver failed t...