doc/v636/Legendre_8py.html

import ROOT


ROOT.gSystem.Load("libMathMore")

Canvas = ROOT.TCanvas("DistCanvas", "Legendre polynomials example", 10, 10, 750, 600)

Canvas.SetGrid()

leg = ROOT.TLegend(0.5, 0.7, 0.4, 0.89)


L = []

for nu in range(5):

    f = ROOT.TF1("L_0", "ROOT::Math::legendre([0],x)", -1, 1)

    f.SetParameters(nu, 0.0)

    f.SetLineStyle(ROOT.kSolid)

    f.SetLineWidth(2)

    f.SetLineColor(nu+1)

    L.append(f)


L[0].SetMaximum(1)

L[0].SetMinimum(-1)

L[0].SetTitle("Legendre polynomials")


for idx, val in enumerate(L):

    leg.AddEntry(val, " L_{}(x)".format(idx), "l")

    if idx == 0:

        val.Draw()

    else:

        val.Draw("same")


leg.Draw("same")


TRangeDynCast
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
Definition TCollection.h:358

format
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t Float_t Float_t Int_t Int_t UInt_t UInt_t Rectangle_t Int_t Int_t Window_t TString Int_t GCValues_t GetPrimarySelectionOwner GetDisplay GetScreen GetColormap GetNativeEvent const char const char dpyName wid window const char font_name cursor keysym reg const char only_if_exist regb h Point_t winding char text const char depth char const char Int_t count const char ColorStruct_t color const char Pixmap_t Pixmap_t PictureAttributes_t attr const char char ret_data h unsigned char height h Atom_t Int_t ULong_t ULong_t unsigned char prop_list Atom_t Atom_t Atom_t Time_t format
Definition TGWin32VirtualXProxy.cxx:249

ROOT::Detail::TRangeCast
Definition TCollection.h:311