∬ Double Integral Symbol Math Symbol Smiley Face U+222c

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How to Write the Double Integral Symbol ∬ on Keyboard?

To write the Double Integral symbol ∬ on keyboard using ALT codes; ALT+8748, just hold down the ALT key while typing the alt key code 8748. You have to use the numeric keypad of your keyboard. If you don not have numeric keypad, hold down the Fn and ALT keys while typing the alt code number.

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