Exact value

Evaluates an expression in exact calculation mode without changing the document settings. Useful, for example, when converting a decimal number to a fraction. Available only in the CAS version. In the numeric version you can use arrow-templateapproxFraction() or @>approxFraction().

Syntax

exact(Expression)
exact(Expression, Tolerance)

Examples

Working with fractions

Work with fractions, convert between decimals and exact forms. Try propFrac and exact.

propFrac, exact