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How to divide math into big and small?
Open the greater than symbol to the left: >; The opening on the right is less than:

Origin of greater than sign and less than sign:

1629, Girard is greater than and less than with ff and 163 1 year respectively. In his practical analysis published after harriot's death 10 years ago, > and> (much greater than) were introduced for the first time, which was quickly accepted by the mathematical community and still used today.