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TMinuit.h
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1// @(#)root/minuit:$Id$
2// Author: Rene Brun, Frederick James 12/08/95
3
4/*************************************************************************
5 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12//////////////////////////////////////////////////////////////////////////
13// //
14// TMinuit //
15// //
16// The MINUIT minimisation package (base class) //
17// //
18//////////////////////////////////////////////////////////////////////////
19
20#ifndef ROOT_TMinuit
21#define ROOT_TMinuit
22
23#include "TNamed.h"
24
25#include "TMethodCall.h"
26
27class TMinuit : public TNamed {
28
29private:
30 TMinuit(const TMinuit &m);
31 TMinuit& operator=(const TMinuit &m); // Not implemented
32
33// should become private....
34public:
35 enum{kMAXWARN=100};
36
37 Int_t fNpfix; //Number of fixed parameters
38 Int_t fEmpty; //Initialization flag (1 = Minuit initialized)
39 Int_t fMaxpar; //Maximum number of parameters
40 Int_t fMaxint; //Maximum number of internal parameters
41 Int_t fNpar; //Number of free parameters (total number of pars = fNpar + fNfix)
42 Int_t fMaxext; //Maximum number of external parameters
43 Int_t fMaxIterations; //Maximum number of iterations
44 Int_t fMaxpar5; // fMaxpar*(fMaxpar+1)/2
46 Int_t fMaxpar2; // fMaxpar*fMaxpar
47 Int_t fMaxpar1; // fMaxpar*(fMaxpar+1)
48
49 Double_t fAmin; //Minimum value found for FCN
50 Double_t fUp; //FCN+-UP defines errors (for chisquare fits UP=1)
51 Double_t fEDM; //Estimated vertical distance to the minimum
55 Double_t fDcovar; //Relative change in covariance matrix
56 Double_t fEpsmac; //machine precision for floating points:
57 Double_t fEpsma2; //sqrt(fEpsmac)
60 Double_t fUndefi; //Undefined number = -54321
61 Double_t fBigedm; //Big EDM = 123456
67
68 Double_t *fU; //[fMaxpar2] External (visible to user in FCN) value of parameters
69 Double_t *fAlim; //[fMaxpar2] Lower limits for parameters. If zero no limits
70 Double_t *fBlim; //[fMaxpar2] Upper limits for parameters
71 Double_t *fErp; //[fMaxpar] Positive Minos errors if calculated
72 Double_t *fErn; //[fMaxpar] Negative Minos errors if calculated
73 Double_t *fWerr; //[fMaxpar] External parameters error (standard deviation, defined by UP)
74 Double_t *fGlobcc; //[fMaxpar] Global Correlation Coefficients
75 Double_t *fX; //[fMaxpar] Internal parameters values
76 Double_t *fXt; //[fMaxpar] Internal parameters values X saved as Xt
77 Double_t *fDirin; //[fMaxpar] (Internal) step sizes for current step
78 Double_t *fXs; //[fMaxpar] Internal parameters values saved for fixed params
79 Double_t *fXts; //[fMaxpar] Internal parameters values X saved as Xt for fixed params
80 Double_t *fDirins; //[fMaxpar] (Internal) step sizes for current step for fixed params
81 Double_t *fGrd; //[fMaxpar] First derivatives
82 Double_t *fG2; //[fMaxpar]
83 Double_t *fGstep; //[fMaxpar] Step sizes
84 Double_t *fGin; //[fMaxpar2]
85 Double_t *fDgrd; //[fMaxpar] Uncertainties
86 Double_t *fGrds; //[fMaxpar]
87 Double_t *fG2s; //[fMaxpar]
88 Double_t *fGsteps; //[fMaxpar]
89 Double_t *fVhmat; //[fMaxpar5] (Internal) error matrix stored as Half MATrix, since it is symmetric
90 Double_t *fVthmat; //[fMaxpar5] VHMAT is sometimes saved in VTHMAT, especially in MNMNOT
91 Double_t *fP; //[fMaxpar1]
92 Double_t *fPstar; //[fMaxpar2]
93 Double_t *fPstst; //[fMaxpar]
94 Double_t *fPbar; //[fMaxpar]
95 Double_t *fPrho; //[fMaxpar] Minimum point of parabola
96 Double_t *fWord7; //[fMaxpar]
97 Double_t *fXpt; //[fMaxcpt] X array of points for contours
98 Double_t *fYpt; //[fMaxcpt] Y array of points for contours
99
100 Double_t *fCONTgcc; //[fMaxpar] array used in mncont
101 Double_t *fCONTw; //[fMaxpar] array used in mncont
102 Double_t *fFIXPyy; //[fMaxpar] array used in mnfixp
103 Double_t *fGRADgf; //[fMaxpar] array used in mngrad
104 Double_t *fHESSyy; //[fMaxpar] array used in mnhess
105 Double_t *fIMPRdsav; //[fMaxpar] array used in mnimpr
106 Double_t *fIMPRy; //[fMaxpar] array used in mnimpr
107 Double_t *fMATUvline; //[fMaxpar] array used in mnmatu
108 Double_t *fMIGRflnu; //[fMaxpar] array used in mnmigr
109 Double_t *fMIGRstep; //[fMaxpar] array used in mnmigr
110 Double_t *fMIGRgs; //[fMaxpar] array used in mnmigr
111 Double_t *fMIGRvg; //[fMaxpar] array used in mnmigr
112 Double_t *fMIGRxxs; //[fMaxpar] array used in mnmigr
113 Double_t *fMNOTxdev; //[fMaxpar] array used in mnmnot
114 Double_t *fMNOTw; //[fMaxpar] array used in mnmnot
115 Double_t *fMNOTgcc; //[fMaxpar] array used in mnmnot
116 Double_t *fPSDFs; //[fMaxpar] array used in mnpsdf
117 Double_t *fSEEKxmid; //[fMaxpar] array used in mnseek
118 Double_t *fSEEKxbest; //[fMaxpar] array used in mnseek
119 Double_t *fSIMPy; //[fMaxpar] array used in mnsimp
120 Double_t *fVERTq; //[fMaxpar] array used in mnvert
121 Double_t *fVERTs; //[fMaxpar] array used in mnvert
122 Double_t *fVERTpp; //[fMaxpar] array used in mnvert
123 Double_t *fCOMDplist; //[fMaxpar] array used in mncomd
124 Double_t *fPARSplist; //[fMaxpar] array used in mnpars
125
126 Int_t *fNvarl; //[fMaxpar2] parameters flag (-1=undefined, 0=constant..)
127 Int_t *fNiofex; //[fMaxpar2] Internal parameters number, or zero if not currently variable
128 Int_t *fNexofi; //[fMaxpar] External parameters number for currently variable parameters
129 Int_t *fIpfix; //[fMaxpar] List of fixed parameters
131 Int_t fIsysrd; //standardInput unit
132 Int_t fIsyswr; //standard output unit
134 Int_t fNpagwd; //Page width
135 Int_t fNpagln; //Number of lines per page
141 Int_t fISW[7]; //Array of switches
142 Int_t fIdbg[11]; //Array of internal debug switches
143 Int_t fNblock; //Number of Minuit data blocks
144 Int_t fIcomnd; //Number of commands
145 Int_t fNfcn; //Number of calls to FCN
146 Int_t fNfcnmx; //Maximum number of calls to FCN
154 Int_t fStatus; //Status flag for the last called Minuit function
157 Bool_t fLwarn; //true if warning messages are to be put out (default=true)
158 Bool_t fLrepor; //true if exceptional conditions are put out (default=false)
159 Bool_t fLimset; //true if a parameter is up against limits (for MINOS)
160 Bool_t fLnolim; //true if there are no limits on any parameters (not yet used)
161 Bool_t fLnewmn; //true if the previous process has unexpectedly improved FCN
162 Bool_t fLphead; //true if a heading should be put out for the next parameter definition
163 Bool_t fGraphicsMode; //true if graphics mode on (default)
164 char *fChpt; //!Character to be plotted at the X,Y contour positions
165 TString *fCpnam; //[fMaxpar2] Array of parameters names
175 TObject *fObjectFit; //Pointer to object being fitted
176 TObject *fPlot; //Pointer to TGraph object created by mncont
177 TMethodCall *fMethodCall; //Pointer to MethodCall in case of interpreted function
178 void (*fFCN)(Int_t &npar, Double_t *gin, Double_t &f, Double_t *u, Int_t flag); //!
179
180// methods performed on TMinuit class
181public:
182 TMinuit();
183 TMinuit(Int_t maxpar);
184 virtual ~TMinuit();
185 virtual void BuildArrays(Int_t maxpar=15);
186 virtual TObject *Clone(const char *newname="") const; //Clone-Method to copy the function-pointer fFCN
187 virtual Int_t Command(const char *command);
188 virtual TObject *Contour(Int_t npoints=10, Int_t pa1=0, Int_t pa2=1);
189 virtual Int_t DefineParameter( Int_t parNo, const char *name, Double_t initVal, Double_t initErr, Double_t lowerLimit, Double_t upperLimit );
190 virtual void DeleteArrays();
191 virtual Int_t Eval(Int_t npar, Double_t *grad, Double_t &fval, Double_t *par, Int_t flag);
192 virtual Int_t FixParameter( Int_t parNo );
194 TObject *GetObjectFit() const {return fObjectFit;}
196 virtual Int_t GetNumFixedPars() const;
197 virtual Int_t GetNumFreePars() const;
198 virtual Int_t GetNumPars() const;
199 virtual Int_t GetParameter( Int_t parNo, Double_t &currentValue, Double_t &currentError ) const;
200 virtual TObject *GetPlot() const {return fPlot;}
201 Int_t GetStatus() const {return fStatus;}
202 virtual Int_t Migrad();
203 virtual void mnamin();
204 virtual void mnbins(Double_t a1, Double_t a2, Int_t naa, Double_t &bl, Double_t &bh, Int_t &nb, Double_t &bwid);
205 virtual void mncalf(Double_t *pvec, Double_t &ycalf);
206 virtual void mncler();
207 virtual void mncntr(Int_t ke1, Int_t ke2, Int_t &ierrf);
208 virtual void mncomd(const char *crdbin, Int_t &icondn);
209 virtual void mncont(Int_t ke1, Int_t ke2, Int_t nptu, Double_t *xptu, Double_t *yptu, Int_t &ierrf);
210 virtual void mncrck(TString crdbuf, Int_t maxcwd, TString &comand, Int_t &lnc
211 , Int_t mxp, Double_t *plist, Int_t &llist, Int_t &ierr, Int_t isyswr);
212 virtual void mncros(Double_t &aopt, Int_t &iercr);
213 virtual void mncuve();
214 virtual void mnderi();
215 virtual void mndxdi(Double_t pint, Int_t ipar, Double_t &dxdi);
216 virtual void mneig(Double_t *a, Int_t ndima, Int_t n, Int_t mits, Double_t *work, Double_t precis, Int_t &ifault);
217 virtual void mnemat(Double_t *emat, Int_t ndim);
218 virtual void mnerrs(Int_t number, Double_t &eplus, Double_t &eminus, Double_t &eparab, Double_t &gcc);
219 virtual void mneval(Double_t anext, Double_t &fnext, Int_t &ierev);
220 virtual void mnexcm(const char *comand, Double_t *plist, Int_t llist, Int_t &ierflg) ;
221 virtual void mnexin(Double_t *pint);
222 virtual void mnfixp(Int_t iint, Int_t &ierr);
223 virtual void mnfree(Int_t k);
224 virtual void mngrad();
225 virtual void mnhelp(TString comd);
226 virtual void mnhelp(const char *command="");
227 virtual void mnhess();
228 virtual void mnhes1();
229 virtual void mnimpr();
230 virtual void mninex(Double_t *pint);
231 virtual void mninit(Int_t i1, Int_t i2, Int_t i3);
232 virtual void mnlims();
233 virtual void mnline(Double_t *start, Double_t fstart, Double_t *step, Double_t slope, Double_t toler);
234 virtual void mnmatu(Int_t kode);
235 virtual void mnmigr();
236 virtual void mnmnos();
237 virtual void mnmnot(Int_t ilax, Int_t ilax2, Double_t &val2pl, Double_t &val2mi);
238 virtual void mnparm(Int_t k, TString cnamj, Double_t uk, Double_t wk, Double_t a, Double_t b, Int_t &ierflg);
239 virtual void mnpars(TString &crdbuf, Int_t &icondn);
240 virtual void mnpfit(Double_t *parx2p, Double_t *pary2p, Int_t npar2p, Double_t *coef2p, Double_t &sdev2p);
241 virtual void mnpint(Double_t &pexti, Int_t i, Double_t &pinti);
242 virtual void mnplot(Double_t *xpt, Double_t *ypt, char *chpt, Int_t nxypt, Int_t npagwd, Int_t npagln);
243 virtual void mnpout(Int_t iuext, TString &chnam, Double_t &val, Double_t &err, Double_t &xlolim, Double_t &xuplim, Int_t &iuint) const;
244 virtual void mnprin(Int_t inkode, Double_t fval);
245 virtual void mnpsdf();
246 virtual void mnrazz(Double_t ynew, Double_t *pnew, Double_t *y, Int_t &jh, Int_t &jl);
247 virtual void mnrn15(Double_t &val, Int_t &inseed);
248 virtual void mnrset(Int_t iopt);
249 virtual void mnsave();
250 virtual void mnscan();
251 virtual void mnseek();
252 virtual void mnset();
253 virtual void mnsimp();
254 virtual void mnstat(Double_t &fmin, Double_t &fedm, Double_t &errdef, Int_t &npari, Int_t &nparx, Int_t &istat);
255 virtual void mntiny(volatile Double_t epsp1, Double_t &epsbak);
256 Bool_t mnunpt(TString &cfname);
257 virtual void mnvert(Double_t *a, Int_t l, Int_t m, Int_t n, Int_t &ifail);
258 virtual void mnwarn(const char *copt, const char *corg, const char *cmes);
259 virtual void mnwerr();
260 virtual Int_t Release( Int_t parNo );
261 virtual Int_t SetErrorDef( Double_t up );
262 virtual void SetFCN(void (*fcn)(Int_t &, Double_t *, Double_t &f, Double_t *, Int_t));
263 virtual void SetGraphicsMode(Bool_t mode=kTRUE) {fGraphicsMode = mode;}
264 virtual void SetMaxIterations(Int_t maxiter=500) {fMaxIterations = maxiter;}
265 virtual void SetObjectFit(TObject *obj) {fObjectFit=obj;}
266 virtual Int_t SetPrintLevel( Int_t printLevel=0 );
267
268 ClassDef(TMinuit,1) //The MINUIT minimisation package
269};
270
272
273#endif
274
int Int_t
Definition: CPyCppyy.h:43
#define R__EXTERN
Definition: DllImport.h:27
typedef void(GLAPIENTRYP _GLUfuncptr)(void)
#define b(i)
Definition: RSha256.hxx:100
#define f(i)
Definition: RSha256.hxx:104
bool Bool_t
Definition: RtypesCore.h:63
double Double_t
Definition: RtypesCore.h:59
const Bool_t kTRUE
Definition: RtypesCore.h:100
#define ClassDef(name, id)
Definition: Rtypes.h:325
R__EXTERN TMinuit * gMinuit
Definition: TMinuit.h:271
Method or function calling interface.
Definition: TMethodCall.h:37
Implementation in C++ of the Minuit package written by Fred James.
Definition: TMinuit.h:27
virtual void mnderi()
Calculates the first derivatives of FCN (GRD)
Definition: TMinuit.cxx:2177
virtual void mnvert(Double_t *a, Int_t l, Int_t m, Int_t n, Int_t &ifail)
Inverts a symmetric matrix.
Definition: TMinuit.cxx:7695
virtual Int_t GetParameter(Int_t parNo, Double_t &currentValue, Double_t &currentError) const
return parameter value and error
Definition: TMinuit.cxx:840
Double_t * fX
Definition: TMinuit.h:75
@ kMAXWARN
Definition: TMinuit.h:35
Double_t * fPrho
Definition: TMinuit.h:95
virtual Int_t FixParameter(Int_t parNo)
fix a parameter
Definition: TMinuit.cxx:826
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.
Definition: TMinuit.cxx:996
Int_t fMaxcpt
Definition: TMinuit.h:45
virtual Int_t GetNumPars() const
returns the total number of parameters that have been defined as fixed or free.
Definition: TMinuit.cxx:871
Double_t * fXts
Definition: TMinuit.h:79
virtual void mnpsdf()
Calculates the eigenvalues of v to see if positive-def.
Definition: TMinuit.cxx:6495
virtual Int_t GetNumFixedPars() const
returns the number of currently fixed parameters
Definition: TMinuit.cxx:854
Double_t * fU
Definition: TMinuit.h:68
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.
Definition: TMinuit.cxx:5957
Double_t * fGrds
Definition: TMinuit.h:86
virtual Int_t Release(Int_t parNo)
release a parameter
Definition: TMinuit.cxx:893
virtual TObject * GetPlot() const
Definition: TMinuit.h:200
virtual void mnpars(TString &crdbuf, Int_t &icondn)
Implements one parameter definition.
Definition: TMinuit.cxx:5868
Double_t * fGsteps
Definition: TMinuit.h:88
virtual void mnimpr()
Attempts to improve on a good local minimum.
Definition: TMinuit.cxx:4294
Double_t * fPstar
Definition: TMinuit.h:92
TObject * fObjectFit
Definition: TMinuit.h:175
virtual void BuildArrays(Int_t maxpar=15)
Create internal Minuit arrays for the maxpar parameters.
Definition: TMinuit.cxx:511
virtual void mnwerr()
Calculates the WERR, external parameter errors.
Definition: TMinuit.cxx:7860
Int_t fNfcnfr
Definition: TMinuit.h:148
virtual void mnrset(Int_t iopt)
Resets function value and errors to UNDEFINED.
Definition: TMinuit.cxx:6660
Double_t * fIMPRy
Definition: TMinuit.h:106
Double_t fVlimhi
Definition: TMinuit.h:59
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.
Definition: TMinuit.cxx:2304
virtual void mnsimp()
Minimization using the simplex method of Nelder and Mead.
Definition: TMinuit.cxx:7430
Bool_t fLwarn
Definition: TMinuit.h:157
Double_t * fXpt
Definition: TMinuit.h:97
Double_t * fGin
Definition: TMinuit.h:84
Int_t fNfcnmx
Definition: TMinuit.h:146
Int_t fItaur
Definition: TMinuit.h:149
TMinuit()
Minuit normal constructor.
Definition: TMinuit.cxx:346
Double_t fUndefi
Definition: TMinuit.h:60
Int_t fKe2cr
Definition: TMinuit.h:156
virtual void mnamin()
Initialize AMIN.
Definition: TMinuit.cxx:971
virtual Int_t SetErrorDef(Double_t up)
To get the n-sigma contour the error def parameter "up" has to set to n^2.
Definition: TMinuit.cxx:907
Int_t fNu
Definition: TMinuit.h:130
Int_t GetStatus() const
Definition: TMinuit.h:201
Double_t * fP
Definition: TMinuit.h:91
Int_t fNblock
Definition: TMinuit.h:143
TString fCvrsn
Definition: TMinuit.h:171
Double_t * fGlobcc
Definition: TMinuit.h:74
TMethodCall * GetMethodCall() const
Definition: TMinuit.h:193
virtual void mncler()
Resets the parameter list to UNDEFINED.
Definition: TMinuit.cxx:1102
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.
Definition: TMinuit.cxx:6069
virtual Int_t Migrad()
invokes the MIGRAD minimizer
Definition: TMinuit.cxx:879
Double_t fUp
Definition: TMinuit.h:50
Double_t * fGRADgf
Definition: TMinuit.h:103
Double_t * fDirins
Definition: TMinuit.h:80
virtual void mncomd(const char *crdbin, Int_t &icondn)
Reads a command string and executes.
Definition: TMinuit.cxx:1309
Int_t fNstkwr
Definition: TMinuit.h:140
TString * fCpnam
Character to be plotted at the X,Y contour positions.
Definition: TMinuit.h:165
Double_t fYmidcr
Definition: TMinuit.h:64
Int_t fNfcn
Definition: TMinuit.h:145
TMethodCall * fMethodCall
Definition: TMinuit.h:177
virtual void mngrad()
Interprets the SET GRAD command.
Definition: TMinuit.cxx:3361
Double_t fXmidcr
Definition: TMinuit.h:63
Double_t * fMIGRxxs
Definition: TMinuit.h:112
Int_t fNpagwd
Definition: TMinuit.h:134
Double_t * fPARSplist
Definition: TMinuit.h:124
Double_t fApsi
Definition: TMinuit.h:54
Double_t fBigedm
Definition: TMinuit.h:61
TString fCstatu
Definition: TMinuit.h:167
Int_t fNwrmes[2]
Definition: TMinuit.h:151
Double_t fVlimlo
Definition: TMinuit.h:58
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.
Definition: TMinuit.cxx:6569
char * fChpt
Definition: TMinuit.h:164
virtual void SetGraphicsMode(Bool_t mode=kTRUE)
Definition: TMinuit.h:263
Int_t fIsysrd
Definition: TMinuit.h:131
Double_t fXdircr
Definition: TMinuit.h:65
virtual void mnmnos()
Performs a MINOS error analysis.
Definition: TMinuit.cxx:5389
Double_t fUpdflt
Definition: TMinuit.h:62
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.
Definition: TMinuit.cxx:4735
Int_t fNpfix
Definition: TMinuit.h:37
Int_t fMaxext
Definition: TMinuit.h:42
Int_t * fNvarl
Definition: TMinuit.h:126
virtual void mncuve()
Makes sure that the current point is a local minimum.
Definition: TMinuit.cxx:2129
Double_t * fMATUvline
Definition: TMinuit.h:107
Double_t * fBlim
Definition: TMinuit.h:70
Double_t * fVthmat
Definition: TMinuit.h:90
virtual void mnscan()
Scans the values of FCN as a function of one parameter.
Definition: TMinuit.cxx:6707
TString fCundef
Definition: TMinuit.h:170
Double_t * fMIGRflnu
Definition: TMinuit.h:108
Int_t fNfcnlc
Definition: TMinuit.h:147
Int_t fISW[7]
Definition: TMinuit.h:141
Double_t * fHESSyy
Definition: TMinuit.h:104
Bool_t fGraphicsMode
Definition: TMinuit.h:163
Double_t fDcovar
Definition: TMinuit.h:55
Double_t * fYpt
Definition: TMinuit.h:98
virtual void DeleteArrays()
Delete internal Minuit arrays.
Definition: TMinuit.cxx:707
Double_t * fSIMPy
Definition: TMinuit.h:119
Double_t * fPstst
Definition: TMinuit.h:93
TString fWarmes[kMAXWARN]
Definition: TMinuit.h:174
virtual void mnsave()
Writes current parameter values and step sizes onto file ISYSSA.
Definition: TMinuit.cxx:6694
Int_t * fIpfix
Definition: TMinuit.h:129
Bool_t fLphead
Definition: TMinuit.h:162
virtual void mnmatu(Int_t kode)
Prints the covariance matrix v when KODE=1.
Definition: TMinuit.cxx:4969
Double_t * fWerr
Definition: TMinuit.h:73
Int_t GetMaxIterations() const
Definition: TMinuit.h:195
virtual void mnlims()
Interprets the SET LIM command, to reset the parameter limits.
Definition: TMinuit.cxx:4615
void(* fFCN)(Int_t &npar, Double_t *gin, Double_t &f, Double_t *u, Int_t flag)
Definition: TMinuit.h:178
Int_t fMaxIterations
Definition: TMinuit.h:43
virtual TObject * Clone(const char *newname="") const
Make a clone of an object using the Streamer facility.
Definition: TMinuit.cxx:595
virtual void SetMaxIterations(Int_t maxiter=500)
Definition: TMinuit.h:264
Double_t * fIMPRdsav
Definition: TMinuit.h:105
virtual void SetFCN(void(*fcn)(Int_t &, Double_t *, Double_t &f, Double_t *, Int_t))
To set the address of the minimization function.
Definition: TMinuit.cxx:919
Double_t * fErn
Definition: TMinuit.h:72
Bool_t fLimset
Definition: TMinuit.h:159
Double_t * fVERTpp
Definition: TMinuit.h:122
Double_t * fVERTs
Definition: TMinuit.h:121
Double_t * fXs
Definition: TMinuit.h:78
Int_t fIcomnd
Definition: TMinuit.h:144
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.
Definition: TMinuit.cxx:1394
Int_t fMaxint
Definition: TMinuit.h:40
Int_t fIsyssa
Definition: TMinuit.h:133
TString fCfrom
Definition: TMinuit.h:166
virtual void mninit(Int_t i1, Int_t i2, Int_t i3)
Main initialization member function for MINUIT.
Definition: TMinuit.cxx:4525
Double_t * fDirin
Definition: TMinuit.h:77
virtual void SetObjectFit(TObject *obj)
Definition: TMinuit.h:265
Bool_t fLrepor
Definition: TMinuit.h:158
Double_t * fCONTgcc
Definition: TMinuit.h:100
Double_t fEpsma2
Definition: TMinuit.h:57
virtual void mnseek()
Performs a rough (but global) minimization by monte carlo search.
Definition: TMinuit.cxx:6817
Double_t * fVERTq
Definition: TMinuit.h:120
virtual void mncalf(Double_t *pvec, Double_t &ycalf)
Transform FCN to find further minima.
Definition: TMinuit.cxx:1069
TObject * GetObjectFit() const
Definition: TMinuit.h:194
virtual Int_t Command(const char *command)
Execute a Minuit command.
Definition: TMinuit.cxx:625
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.
Definition: TMinuit.cxx:6248
Int_t fEmpty
Definition: TMinuit.h:38
Double_t fYdircr
Definition: TMinuit.h:66
Int_t fMaxpar1
Definition: TMinuit.h:47
Int_t fMaxpar5
Definition: TMinuit.h:44
Double_t * fCOMDplist
Definition: TMinuit.h:123
Bool_t fLnolim
Definition: TMinuit.h:160
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:
Definition: TMinuit.cxx:799
Double_t * fFIXPyy
Definition: TMinuit.h:102
Int_t fStatus
Definition: TMinuit.h:154
virtual ~TMinuit()
Minuit default destructor.
Definition: TMinuit.cxx:496
Double_t * fGstep
Definition: TMinuit.h:83
Double_t * fXt
Definition: TMinuit.h:76
virtual void mnmigr()
Performs a local function minimization.
Definition: TMinuit.cxx:5049
Int_t fIstrat
Definition: TMinuit.h:150
TString fCword
Definition: TMinuit.h:169
TObject * fPlot
Definition: TMinuit.h:176
Double_t * fPSDFs
Definition: TMinuit.h:116
Double_t * fMIGRgs
Definition: TMinuit.h:110
virtual void mnemat(Double_t *emat, Int_t ndim)
Calculates the external error matrix from the internal matrix.
Definition: TMinuit.cxx:2500
virtual void mnrn15(Double_t &val, Int_t &inseed)
This is a super-portable random number generator.
Definition: TMinuit.cxx:6618
virtual void mnerrs(Int_t number, Double_t &eplus, Double_t &eminus, Double_t &eparab, Double_t &gcc)
Utility routine to get MINOS errors.
Definition: TMinuit.cxx:2577
Double_t * fMIGRstep
Definition: TMinuit.h:109
Double_t fEpsi
Definition: TMinuit.h:53
Double_t * fWord7
Definition: TMinuit.h:96
virtual void mnexin(Double_t *pint)
Transforms the external parameter values U to internal values.
Definition: TMinuit.cxx:3150
TString fCovmes[4]
Definition: TMinuit.h:172
Int_t fIstkwr[10]
Definition: TMinuit.h:139
Int_t fNpar
Definition: TMinuit.h:41
virtual void mnexcm(const char *comand, Double_t *plist, Int_t llist, Int_t &ierflg)
Interprets a command and takes appropriate action.
Definition: TMinuit.cxx:2663
Double_t * fPbar
Definition: TMinuit.h:94
virtual void mnhelp(TString comd)
HELP routine for MINUIT interactive commands.
Definition: TMinuit.cxx:3438
virtual Int_t SetPrintLevel(Int_t printLevel=0)
set Minuit print level.
Definition: TMinuit.cxx:951
Int_t fMaxpar
Definition: TMinuit.h:39
Bool_t mnunpt(TString &cfname)
Returns .TRUE.
Definition: TMinuit.cxx:7669
virtual void mnhess()
Calculates the full second-derivative matrix of FCN.
Definition: TMinuit.cxx:3992
Double_t * fAlim
Definition: TMinuit.h:69
Int_t * fNiofex
Definition: TMinuit.h:127
Int_t fIdbg[11]
Definition: TMinuit.h:142
virtual void mneval(Double_t anext, Double_t &fnext, Int_t &ierev)
Evaluates the function being analysed by MNCROS.
Definition: TMinuit.cxx:2619
Double_t fEpsmac
Definition: TMinuit.h:56
Int_t fNewpag
Definition: TMinuit.h:136
virtual void mnset()
Interprets the commands that start with SET and SHOW.
Definition: TMinuit.cxx:6912
Double_t * fG2s
Definition: TMinuit.h:87
virtual void mndxdi(Double_t pint, Int_t ipar, Double_t &dxdi)
Calculates the transformation factor between ext/internal values.
Definition: TMinuit.cxx:2292
Int_t fKe1cr
Definition: TMinuit.h:155
Double_t * fGrd
Definition: TMinuit.h:81
TMinuit & operator=(const TMinuit &m)
virtual void mninex(Double_t *pint)
Transforms from internal coordinates (PINT) to external (U)
Definition: TMinuit.cxx:4505
TString fCtitl
Definition: TMinuit.h:168
virtual void mnpint(Double_t &pexti, Int_t i, Double_t &pinti)
Calculates the internal parameter value PINTI.
Definition: TMinuit.cxx:6018
Double_t * fCONTw
Definition: TMinuit.h:101
Int_t fNfcwar[20]
Definition: TMinuit.h:152
Double_t * fMIGRvg
Definition: TMinuit.h:111
virtual void mnfixp(Int_t iint, Int_t &ierr)
Removes parameter IINT from the internal parameter list.
Definition: TMinuit.cxx:3168
Int_t fIstkrd[10]
Definition: TMinuit.h:137
Int_t fIsyswr
Definition: TMinuit.h:132
Double_t * fG2
Definition: TMinuit.h:82
virtual void mnmnot(Int_t ilax, Int_t ilax2, Double_t &val2pl, Double_t &val2mi)
Performs a MINOS error analysis on one parameter.
Definition: TMinuit.cxx:5464
Int_t fNpagln
Definition: TMinuit.h:135
Double_t * fMNOTxdev
Definition: TMinuit.h:113
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.
Definition: TMinuit.cxx:1676
Double_t * fMNOTgcc
Definition: TMinuit.h:115
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.
Definition: TMinuit.cxx:694
Int_t fMaxpar2
Definition: TMinuit.h:46
Double_t fFval3
Definition: TMinuit.h:52
Double_t * fVhmat
Definition: TMinuit.h:89
Int_t fNstkrd
Definition: TMinuit.h:138
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.
Definition: TMinuit.cxx:7637
Int_t * fNexofi
Definition: TMinuit.h:128
Double_t * fSEEKxbest
Definition: TMinuit.h:118
virtual void mnwarn(const char *copt, const char *corg, const char *cmes)
Prints Warning messages.
Definition: TMinuit.cxx:7783
Double_t * fSEEKxmid
Definition: TMinuit.h:117
Double_t * fErp
Definition: TMinuit.h:71
virtual void mntiny(volatile Double_t epsp1, Double_t &epsbak)
To find the machine precision.
Definition: TMinuit.cxx:7660
virtual void mnprin(Int_t inkode, Double_t fval)
Prints the values of the parameters at the time of the call.
Definition: TMinuit.cxx:6305
TString fOrigin[kMAXWARN]
Definition: TMinuit.h:173
virtual void mncros(Double_t &aopt, Int_t &iercr)
Find point where MNEVAL=AMIN+UP.
Definition: TMinuit.cxx:1797
Bool_t fLnewmn
Definition: TMinuit.h:161
virtual Int_t GetNumFreePars() const
returns the number of currently free parameters
Definition: TMinuit.cxx:862
virtual void mnhes1()
Calculate first derivatives (GRD) and uncertainties (DGRD)
Definition: TMinuit.cxx:4217
Int_t fIcirc[2]
Definition: TMinuit.h:153
virtual void mnfree(Int_t k)
Restores one or more fixed parameter(s) to variable status.
Definition: TMinuit.cxx:3255
virtual void mncntr(Int_t ke1, Int_t ke2, Int_t &ierrf)
Print function contours in two variables, on line printer.
Definition: TMinuit.cxx:1131
Double_t fAmin
Definition: TMinuit.h:49
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.
Definition: TMinuit.cxx:652
Double_t fEDM
Definition: TMinuit.h:51
Double_t * fDgrd
Definition: TMinuit.h:85
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.
Definition: TMinuit.cxx:5666
Double_t * fMNOTw
Definition: TMinuit.h:114
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:29
Mother of all ROOT objects.
Definition: TObject.h:37
Basic string class.
Definition: TString.h:136
Double_t y[n]
Definition: legend1.C:17
const Int_t n
Definition: legend1.C:16
static const std::string name("name")
static constexpr double eplus
auto * m
Definition: textangle.C:8
auto * l
Definition: textangle.C:4
auto * a
Definition: textangle.C:12