Typing Underscripts

Typing

Type the expression that will have an underscript.

Type .
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Create an underscript by pressing the Control key and the 4 key at the same time.

Press Ctrl+4 or Ctrl+$.
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Type an underscore into the placeholder (which is already selected).

Type .
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Move the insertion point out of the underscript position up to the baseline by pressing the Control key and the Space bar at the same time.

Press Ctrl+Space.
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Typing

Press the Control key and the 4 key at the same time.

This creates a pair of placeholders, one on the baseline and another in the underscript position.

Press Ctrl+4 or Ctrl+$.
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Type the expression into the placeholder (which is already selected).

Type .
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Press the Tab key to select the placeholder that is under the baseline.

Press Tab.
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Type an underscore.

Type .
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Press the Control key and the Space bar at the same time to get out of the underscripted expression.

Press Ctrl+Space.
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Typing

Type , and press Ctrl+4.
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Type .
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Press Esc, type , and press Esc.
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Type , and press Ctrl+Space.
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Type .
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