Idea of Approximately Not Equal Icon
There are two wavy parallel lines that run from left to right. There is a straight line striking through both of them. This line runs from the top left down to the bottom right.
This Approximately Not Equal icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 6,200 icons, all in the same style and quality.