Symbol for parallel lines is .
William first used the symbol for parallel.
Two lines that are not parallel are perpendicular. The symbol is +.
To insert the parallel symbol (∥) in Microsoft Word, you can use the Symbol feature. Go to the "Insert" tab, click on "Symbol," and then select "More Symbols." In the Symbol dialog box, find the parallel symbol in the list, select it, and click "Insert." Alternatively, you can type the Unicode for the symbol (U+2225) followed by pressing "Alt" + "X" to convert it into the parallel symbol.
William Oughtred(1574-1660) was the first to use the symbol for parallel.
parallel
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The symbol is two parallel, vertical lines. I don't believe that it is directly related to the equal symbol; although it is possible that the vertical position was chosen precisely to avoid confusion.
Three vertical parallel lines: |
There is no symbol for intersecting lines.Other symbols incude:perpendicular ⊥parallel
William oughtred
Two lines are parallel when they are perfectly straight, side by side. Train tracks for example. The symbol for parallel is: (I.E. AB)
definition:Parallel line are two straight lines that never meet.