Calculator Scientific

This app has simple interface that lets you calculate fast, smooth, and easy. It provides all kinds of features that meet your calculating needs and demands.
# In portrait, you can test the normal calculator.
# Most interesting part is, when viewed in landscape you test the scientific mode.
# Sin, Cos, Tan also present here.
# You can also view the result from Plus(+) to Minus(-) and vise versa...