뭐가 새롭나v1.28:-Upgrade the compilerv1.27:-Minor bug fixesv1.26:-Minor changes in mode selectionv1.25:-Added a simple curve fitting with polynomial and Gaussian functions.v1.24:-Updated the screen ratio for newer Galaxy S8 etc.v1.23:- Added directional zoomingv1.22:- Added the custom keyboard and morev1.2:- Added polar, parametric plots as well as type-in data plot.v1.1:- Corrected the drawing order of curves.