【實用工具app】Expressions.|最夯免費app-綠色工廠好玩App

Expressions is a stylish scientific calculator made for iPhone and iPod. Minimalist hi-tech design and usability allows to get a real pleasure from everyday usage. Key Features: - Mathematical expressions (for example you could type the formula 55.3+2*(sin(0.5*3.14)+30) and you'll get the answer) - Mathematical functions (sin, cos, tg, ln, log2 and e.t.c) - Constants (exp, phi) - Undo and Redo function - Radians and Degrees - Saving to local variables - Touch screen adaptive