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....generations=100,starting.value=c(0.7,60),BFGS=FALSE,print.level=0,boundary.enforcement=2,Domains=matrix(c(0.01,0.01,100,100),2,2),MemoryMatrix=TRUE)   but get the following:  Error in lsoda(((Dose/Tinf) * (1/(kel * Vd))) * (1 - exp(-kel * time)), : The number of derivatives returned by func() (1must equal the length of the initial conditions vector (7)   i figured that having the "time" parameter in the equation screws things up, but do not now how to fix it bc I do not understand the warning message.     your help is greatly apreciated,   Sincerely,   Andras [[alternative HTML vers...