Float.Rounding_modeRounding modes for floating-point operations.
val rne : termrne represents the "round nearest ties to even" rounding mode.
val rna : termrna represents the "round nearest ties to away" rounding mode.
val rtp : termrtp represents the "round toward positive" rounding mode.
val rtn : termrtn represents the "round toward negative" rounding mode.
val rtz : termrtz represents the "round toward zero" rounding mode.