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1.16 Linesearch, Brent method

— Function File: [s,v,n] brent_line_min ( f,df,args,ctl )

Line minimization of f along df

Finds minimum of f on line x0 + dx*w | a < w < b by bracketing. a and b are passed through argument ctl.

Arguments

Returned values

Control Variables

Default values will be used if ctl is not passed or if nan values are given.