Some time we write `a=b\qquad -c=-d`

then the negative sign was treated as minus sign, you know what happened: the space arround the sign is incorrect.

Although it can be done with `{-}c=-d`

or `\mathord{-}c=-d`

, I think there might be an elegant solution.

## Best Answer

It is not very difficult to use

`{-}`

. However, I seldom need to use`a=b\qquad -c=-d`

in my document.In fact, where you use

`a=b\qquad -c=-d`

, you may use:or