# speedcrunch > A high-precision scientific calculator. > More information: . - Start SpeedCrunch: `speedcrunch` - Copy the result of the most recent calculation: `` - Open the formula book: `` - Clear the calculator of recent calculations: `` - Wrap highlighted in parentheses (defaults to wrapping all if nothing selected): `` - Load a speedcrunch session: `` - Save a speedcrunch session: `` - Toggle keypad: ``