Typing Matrices

Creating a New Matrix

Choose Insert Table/Matrix New. Use the dialog box that pops up to create a matrix:

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Filling in Placeholders in a Matrix

Suppose the entry in the top-left position is selected.

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Type an entry and select the next placeholder with the Tab key; repeat. (Use Shift+Tab to go backward.)

Type a, press Tab:
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Type b, press Tab:
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Type c, press Tab:
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Press the Control key and the Space bar at the same time to get out of the grid.

Type d, press Ctrl+Space:
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Move the insertion point to get out of the matrix.

Press RightArrow:
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Adding a New Column in a Matrix

Place the insertion point to the right of any entry; here the insertion point is to the right of the entry at the top left.

Place the insertion point:
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Press the Control and Comma keys at the same time. A column of placeholders will appear, with the top one selected.

Press Ctrl+Comma:
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Adding a New Row in a Matrix

Place the insertion point to the right of any entry; here the insertion point is to the right of the entry at the top left.

Place the insertion point:
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Press the Control and Enter keys at the same time. A row of placeholders will appear, with the first one selected.

Press Ctrl+Enter:
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