diff --git a/clean.sh b/clean.sh
new file mode 100755
index 0000000..5be4ee0
--- /dev/null
+++ b/clean.sh
@@ -0,0 +1,2 @@
+rm *.root
+rm -rf bm1d_build
diff --git a/src/Plotter.cc b/src/Plotter.cc
index b39c6f6..3c27edd 100644
--- a/src/Plotter.cc
+++ b/src/Plotter.cc
@@ -5,8 +5,8 @@ Plotter::Plotter()
    fOut = new TFile("result.root", "RECREATE");
    canv = new TCanvas("canc","display",800,400);
    BM1DTree = new TTree("BM1DTree","BM1DTree");
-   BM1DTree->Branch("tl",&tl, "tl/D");
-   BM1DTree->Branch("xl",&xl, "xl/D");
+   BM1DTree->Branch("t",&tl, "t/D");
+   BM1DTree->Branch("x",&xl, "x/D");
    
 }
 void Plotter::Plot(Int_t n, std::vector<Double_t> t, std::vector<Double_t> x){