galculator

galculator is a GTK-based calculator. Its main features include:

• Algebraic, RPN (Reverse Polish Notation), Formula Entry and Paper modes;
• Basic and Scientific Modes
• Decimal, hexadecimal, octal and binary number base
• Radiant, degree and grad support
• User defined constants and functions
• A bunch of common functions
• Binary arithmetic of configurable bit length and signedness
• Quad-precision floating point arithmetic, and 112-bit binary arithmetic.