rounded-0.1: Correctly-rounded arbitrary-precision floating-point arithmetic

Index - !

!*!Numeric.Rounded
!+!Numeric.Rounded
!-!Numeric.Rounded
!/!Numeric.Rounded
!/=!Numeric.Rounded
!<!Numeric.Rounded
!<=!Numeric.Rounded
!==!Numeric.Rounded
!>!Numeric.Rounded
!>=!Numeric.Rounded