operator ±(Number{uNumber{u})Number{u}

This is only valid in match cases or the right-hand side of the operator ~ operator.

It specifies a pattern that a number must be close to the left-hand operator, within the tolerance specified by the right-hand side.

ExamplesClick an example to insert it
(1 / 3) =~ (0.333 ± 0.001)trueDeal with inexact fractions by using a tolerance