Data.SigFig.Evaluate

This module contains effectively one function of interest, which is evaluate. It takes an Expr and evaluates it, applying the correct significant figure rules. To display the resulting Term that evaluate may return, see display.

Documentation

evaluate :: Expr -> Either Text Term

Given an expression tree, evaluate it and return either an error or result.

evaluate' :: Expr -> Term

Like evaluate, but assume the result is a valid term and crash otherwise.