超速计算器

An easy to use calculator with the ability to swipe over the buttons for quick calculations and scientific functions. All your calculations are saved in the history and you can access any previously made calculation from the menu.You can use it at work, at your office, for shopping, for discount calculations, for tax and financial calculations, for calculating your bills, for school or college homework, during math or algebra lessons, ...Features:* Swipe your finger over the buttons for quick calculations.* Fraction display of the calculation result.* Engineering or scientific display of large results.* Backspace button for correcting your calculation.* Easy editing of the math formula through the use of cursor.* Percent calculations (%).* Handy common functions are included in the calculator such as exponent.* Scientific functions are included such as root, square, power, cube, logarithm, factorial.* Trigonometric (sin, cos, tan) and hyperbolic functions in both degree and radian angle unit.* Calculation history can be accessed from the calculator menu.* Decimal rounding of the calculation result.* Copy or paste any previously made expression or result to or from the clipboard.* Bookmarks can be used to save some of the calculations that you make regularly or as an alternative to memory locations or it can be used for storing physical, chemical, scientific or math constants.* Landscape and portrait modes.* Complex numbers computation.* RPN calculation of the math equation.