Original sentence: In some contexts, different glyphs are used for these meanings; for instance in the computer language APL a raised minus sign is used in negative numbers (as in 2 − 5 gives −3), but such usage is rare.Similarly, −(−2) is equal to 2.The subtraction operator: A binary operator to indicate the operation of subtraction, as in 5 − 3 = 2
Edited sentence: In some contexts, different glyphs are used for these meanings; for instance in the computer language APL a raised minus sign is used in negative numbers (as in 2 − 5 gives −3), but such usage is rare.Similarly, −(−2) is equal to 2.The subtraction operator: A binary operator to indicate the operation of subtraction, as in 5 − 3 = 2