Moving through Expressions

Moving the Cursor by Typing

You can use the keyboard to move the cursor forward or backward one character or one word at a time. You can also delete the character or word to the right or the left of the cursor, and you can move the cursor to the beginning or end of a line.

Getting out of an Expression

Move to the end of the next-higher subexpression by pressing Ctrl and Space at the same time.

Press Ctrl+Space repeatedly.
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Selecting the Next Placeholder

Select the next placeholder by pressing the Tab key.

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Pressing the Tab key.
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Press Tab repeatedly.
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Select the previous placeholder by pressing Shift and Tab at the same time.

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Press Shift and Tab at the same time.
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Press Shift+Tab repeatedly.
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Switching Positions

Move back and forth between complementary positions by pressing Ctrl+5 or Ctrl+%.

First, alternate between a radicand and an index.
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Press Ctrl+%.
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Press Ctrl+%.
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Next, alternate between a superscript and a subscript.
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Press Ctrl+%.
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Press Ctrl+%.
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Finally, alternate between an overscript and an underscript.
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Press Ctrl+%.
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Press Ctrl+%.
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