Android Graphics

I was curious about the graphical programming in Android... Fortunately i have found the library aChartEngine... As i was trying to play around with it, i came up with few trigonometric graphs... Hope this would give some pointers to the new comers about graphical programming in Android...

The application looks like the following...



And the graphs are like the following:

Sin Curve



Cosine Curve



Tangent Curve



Sinc Curve



Damped Sin Curve