Rounding rationals to significant digits and decimal places.

The round function from the prelude returns an integer. The standard librarys of C and C++ have round functions that return floating point numbers. Rounding in this library takes and returns rationals and can round to a number of significant digits or a number of decimal places.

siggy-chardust

Rounding rationals to significant digits and decimal places.

The 'round' function from the prelude returns an integer. The standard librarys of C and C++ have round functions that return floating point numbers. Rounding in this library takes and returns 'Rational's and can round to a number of significant digits or a number of decimal places.