search for: sadeghian

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2007 Oct 10
11
please help me
...0+(ce*(1-exp((-u)/ae))),data=data1,start=list(c0=0,ce=1000,ae=3000)) Error in nls(v ~ c0 + (ce * (1 - exp((-u)/ae))), data = data1, start = list(c0 = 0, : step factor 0.000488281 reduced below 'minFactor' of 0.000976563 i dont know how to solve it, please help me . best regards Sadeghian --------------------------------- [[alternative HTML version deleted]]