Scientific Calculator Decimal for scientists engineers teachers and students. Symbols can be entered by clicking buttons andor using keyboard and num pad. Calculation history can be stored into text file and printed. Precision of calculations is 28-30 digits. Trigonometric hyperbolic and inverse functions. A handy tool if you need to perform complex mathematical calculations. Scientific Calculator Decimal is programmed in C#. All calculations are done in decimal data type. Each calculator has its own advantages. Data type double can operate numbers with large exponent and decimal data type has twice longer mantissa. That is double has about 14-15 digits and decimal has 28-30 digits. Scientific Calculator Decimal will enable you to perform multiple complex operations with ease!