void ticktestmin(){
	//universal size values
	double canvasW = 704;
	double marginL = 95;
	double marginR = 35;
	double marginB = 65;
	double marginT = 35;
	double marginM = 13;

	double canvasH = 728;
	TCanvas* can = new TCanvas("ticktestmin","ticktestmin",canvasW,canvasH);

	//setup histo and ratio areas for canvas
	TPad* pad1 = new TPad("graph","",0,2./7.,1.0,1.0);
	double pad1W = pad1->GetWw()*pad1->GetAbsWNDC();
	double pad1H = pad1->GetWh()*pad1->GetAbsHNDC();
	pad1->SetMargin(marginL/pad1W,marginR/pad1W,marginM/pad1H,marginT/pad1H);
	pad1->SetTicks(1,1);
	pad1->SetLogy();
	TPad* pad2 = new TPad("dmc","",0,0,1.0,2./7.);
	double pad2W = pad2->GetWw()*pad2->GetAbsWNDC();
	double pad2H = pad2->GetWh()*pad2->GetAbsHNDC();
	pad2->SetMargin(marginL/pad2W,marginR/pad2W,marginB/pad2H,marginM/pad2H);
	pad2->SetTicks(1,1);

	//create histo
	TH1F* histo = new TH1F("test","",50,0,500);
	histo->GetXaxis()->SetTitle("M_{#mu#tau} [GeV]");
	histo->GetYaxis()->SetTitle("number of events / 10 GeV");
	histo->GetYaxis()->SetRangeUser(1,1e4);
	//histo->GetXaxis()->SetTickLength(12/pad1H);
	
	//format ratio histo
	TH1F* ratio = (TH1F*)histo->Clone();
	ratio->GetYaxis()->SetRangeUser(0.45,1.55);
	//ratio->GetXaxis()->SetTickLength(12/pad2H);

	can->cd();
	pad1->Draw();
	pad1->cd();
	histo->Draw("hist");
	can->cd();
	pad2->Draw();
	pad2->cd();
	ratio->Draw("hist");
}