public static void main(String[] args) { PlotFrame frame = new PlotFrame( "$\\theta$", "$\\Psi$_{$\\theta$}", "Special Characters: $\\alpha$ to $\\Omega$"); String inputStr = "Wave function $\\Psi$_{$\\theta$}"; DrawableTextLine textLine = new DrawableTextLine(inputStr, -8, 0); frame.addDrawable(textLine); textLine.setFontSize(22); textLine.setFontStyle(java.awt.Font.BOLD); frame.setVisible(true); frame.setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE); }