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208 virtual void mncomd(
const char *crdbin,
Int_t &icondn);
226 virtual void mnhelp(
const char *command=
"");
252 virtual void mnset();
258 virtual void mnwarn(
const char *copt,
const char *corg,
const char *cmes);
virtual void mnfree(Int_t k)
Restores one or more fixed parameter(s) to variable status.
virtual void mncomd(const char *crdbin, Int_t &icondn)
Reads a command string and executes.
virtual void mnrazz(Double_t ynew, Double_t *pnew, Double_t *y, Int_t &jh, Int_t &jl)
Called only by MNSIMP (and MNIMPR) to add a new point.
static constexpr double eplus
void(* fFCN)(Int_t &npar, Double_t *gin, Double_t &f, Double_t *u, Int_t flag)
virtual void mnpout(Int_t iuext, TString &chnam, Double_t &val, Double_t &err, Double_t &xlolim, Double_t &xuplim, Int_t &iuint) const
Provides the user with information concerning the current status.
virtual void mnwerr()
Calculates the WERR, external parameter errors.
virtual void mnsave()
Writes current parameter values and step sizes onto file ISYSSA.
virtual void mnpfit(Double_t *parx2p, Double_t *pary2p, Int_t npar2p, Double_t *coef2p, Double_t &sdev2p)
To fit a parabola to npar2p points.
virtual Int_t DefineParameter(Int_t parNo, const char *name, Double_t initVal, Double_t initErr, Double_t lowerLimit, Double_t upperLimit)
Define a parameter.
virtual void mncont(Int_t ke1, Int_t ke2, Int_t nptu, Double_t *xptu, Double_t *yptu, Int_t &ierrf)
Find points along a contour where FCN is minimum.
virtual void mnbins(Double_t a1, Double_t a2, Int_t naa, Double_t &bl, Double_t &bh, Int_t &nb, Double_t &bwid)
Compute reasonable histogram intervals.
virtual void mnemat(Double_t *emat, Int_t ndim)
Calculates the external error matrix from the internal matrix.
virtual void mnvert(Double_t *a, Int_t l, Int_t m, Int_t n, Int_t &ifail)
Inverts a symmetric matrix.
virtual void mncler()
Resets the parameter list to UNDEFINED.
virtual void mncuve()
Makes sure that the current point is a local minimum.
virtual void mneval(Double_t anext, Double_t &fnext, Int_t &ierev)
Evaluates the function being analysed by MNCROS.
virtual void mnprin(Int_t inkode, Double_t fval)
Prints the values of the parameters at the time of the call.
virtual void mnline(Double_t *start, Double_t fstart, Double_t *step, Double_t slope, Double_t toler)
Perform a line search from position START.
virtual TObject * Clone(const char *newname="") const
Make a clone of an object using the Streamer facility.
virtual void mnhess()
Calculates the full second-derivative matrix of FCN.
virtual void mncntr(Int_t ke1, Int_t ke2, Int_t &ierrf)
Print function contours in two variables, on line printer.
TObject * GetObjectFit() const
TMinuit()
Minuit normal constructor.
virtual void SetObjectFit(TObject *obj)
virtual void mnmnot(Int_t ilax, Int_t ilax2, Double_t &val2pl, Double_t &val2mi)
Performs a MINOS error analysis on one parameter.
virtual TObject * GetPlot() const
virtual Int_t SetErrorDef(Double_t up)
To get the n-sigma contour the error def parameter "up" has to set to n^2.
Implementation in C++ of the Minuit package written by Fred James.
TString fOrigin[kMAXWARN]
virtual void mnimpr()
Attempts to improve on a good local minimum.
virtual Int_t Migrad()
invokes the MIGRAD minimizer
virtual Int_t GetNumFixedPars() const
returns the number of currently fixed parameters
TString * fCpnam
Character to be plotted at the X,Y contour positions.
virtual void mnparm(Int_t k, TString cnamj, Double_t uk, Double_t wk, Double_t a, Double_t b, Int_t &ierflg)
Implements one parameter definition.
TMethodCall * fMethodCall
virtual void mnstat(Double_t &fmin, Double_t &fedm, Double_t &errdef, Int_t &npari, Int_t &nparx, Int_t &istat)
Returns concerning the current status of the minimization.
virtual void mnpint(Double_t &pexti, Int_t i, Double_t &pinti)
Calculates the internal parameter value PINTI.
R__EXTERN TMinuit * gMinuit
virtual void SetFCN(void(*fcn)(Int_t &, Double_t *, Double_t &f, Double_t *, Int_t))
To set the address of the minimization function.
virtual void mnamin()
Initialize AMIN.
virtual void mnlims()
Interprets the SET LIM command, to reset the parameter limits.
virtual void BuildArrays(Int_t maxpar=15)
Create internal Minuit arrays for the maxpar parameters.
virtual Int_t SetPrintLevel(Int_t printLevel=0)
set Minuit print level.
virtual void mndxdi(Double_t pint, Int_t ipar, Double_t &dxdi)
Calculates the transformation factor between ext/internal values.
virtual void mntiny(volatile Double_t epsp1, Double_t &epsbak)
To find the machine precision.
TMinuit & operator=(const TMinuit &m)
virtual void mninit(Int_t i1, Int_t i2, Int_t i3)
Main initialization member function for MINUIT.
virtual Int_t GetNumPars() const
returns the total number of parameters that have been defined as fixed or free.
virtual void mnpars(TString &crdbuf, Int_t &icondn)
Implements one parameter definition.
TMethodCall * GetMethodCall() const
virtual Int_t GetParameter(Int_t parNo, Double_t ¤tValue, Double_t ¤tError) const
return parameter value and error
virtual void mncalf(Double_t *pvec, Double_t &ycalf)
Transform FCN to find further minima.
virtual Int_t GetNumFreePars() const
returns the number of currently free parameters
virtual void mngrad()
Interprets the SET GRAD command.
The TNamed class is the base class for all named ROOT classes.
virtual Int_t Command(const char *command)
Execute a Minuit command.
virtual ~TMinuit()
Minuit default destructor.
virtual void SetGraphicsMode(Bool_t mode=kTRUE)
virtual void mncrck(TString crdbuf, Int_t maxcwd, TString &comand, Int_t &lnc, Int_t mxp, Double_t *plist, Int_t &llist, Int_t &ierr, Int_t isyswr)
Cracks the free-format input.
virtual Int_t Release(Int_t parNo)
release a parameter
virtual void mnmigr()
Performs a local function minimization.
virtual void mnexcm(const char *comand, Double_t *plist, Int_t llist, Int_t &ierflg)
Interprets a command and takes appropriate action.
virtual void mnexin(Double_t *pint)
Transforms the external parameter values U to internal values.
virtual void mnmatu(Int_t kode)
Prints the covariance matrix v when KODE=1.
typedef void((*Func_t)())
virtual void mnhes1()
Calculate first derivatives (GRD) and uncertainties (DGRD)
virtual TObject * Contour(Int_t npoints=10, Int_t pa1=0, Int_t pa2=1)
Creates a TGraph object describing the n-sigma contour of a TMinuit fit.
virtual void mnwarn(const char *copt, const char *corg, const char *cmes)
Prints Warning messages.
virtual void mnsimp()
Minimization using the simplex method of Nelder and Mead.
virtual void mneig(Double_t *a, Int_t ndima, Int_t n, Int_t mits, Double_t *work, Double_t precis, Int_t &ifault)
Compute matrix eigen values.
TString fWarmes[kMAXWARN]
Bool_t mnunpt(TString &cfname)
Returns .TRUE.
virtual void mnmnos()
Performs a MINOS error analysis.
virtual void mnrn15(Double_t &val, Int_t &inseed)
This is a super-portable random number generator.
Mother of all ROOT objects.
virtual Int_t Eval(Int_t npar, Double_t *grad, Double_t &fval, Double_t *par, Int_t flag)
Evaluate the minimisation function Input parameters:
#define ClassDef(name, id)
Int_t GetMaxIterations() const
virtual void mncros(Double_t &aopt, Int_t &iercr)
Find point where MNEVAL=AMIN+UP.
virtual void mnscan()
Scans the values of FCN as a function of one parameter.
virtual void mnseek()
Performs a rough (but global) minimization by monte carlo search.
virtual void mnfixp(Int_t iint, Int_t &ierr)
Removes parameter IINT from the internal parameter list.
Method or function calling interface.
virtual void mnset()
Interprets the commands that start with SET and SHOW.
virtual void mnderi()
Calculates the first derivatives of FCN (GRD)
virtual void mnhelp(TString comd)
HELP routine for MINUIT interactive commands.
virtual void mnerrs(Int_t number, Double_t &eplus, Double_t &eminus, Double_t &eparab, Double_t &gcc)
Utility routine to get MINOS errors.
virtual void mninex(Double_t *pint)
Transforms from internal coordinates (PINT) to external (U)
virtual void mnrset(Int_t iopt)
Resets function value and errors to UNDEFINED.
virtual void mnplot(Double_t *xpt, Double_t *ypt, char *chpt, Int_t nxypt, Int_t npagwd, Int_t npagln)
Plots points in array xypt onto one page with labelled axes.
virtual void mnpsdf()
Calculates the eigenvalues of v to see if positive-def.
virtual void SetMaxIterations(Int_t maxiter=500)
virtual void DeleteArrays()
Delete internal Minuit arrays.
virtual Int_t FixParameter(Int_t parNo)
fix a parameter