This is documentation for an obsolete product.

# Entering 2D Expressions

## How to type

Type x

Create a built-up fraction by holding down the Control key and typing a slash. The placeholder in the denominator is already selected.

Press /

Fill in the denominator.

Type y

Move the insertion point out of the fraction by holding down the Control key and pressing the space bar.

Press

## How to type

Type x

Create a built-up power by holding down the Control key and typing a 6.

Press 6

Type the exponent into the placeholder (which is already selected).

Type m

Move the insertion point out of the exponent down to the baseline by holding down the Control key and pressing the space bar.

Press

## How to type

Hold down the Control key and type a 2.

Press 2

Type inside the placeholder (which is already selected).

Type x

Hold down the Control key and press the space bar.

Press

## How to type

Hold down the Control key and type a 2.

Press 2

Type x

Hold down the Control key and type a 5.

Press 5

Type the index.

Type n

Move out of the radical and down to the baseline by holding down the Control key and pressing the space bar.

Press

## How to type

Type a left parenthesis and a right parenthesis, then move the insertion point so it is between them.

Type (), press

Type the first entry of the vector. To create a new column, hold down the Control key and type a comma.

Type a, press ,

Type the next entry into the placeholder (which is already selected). Create a new row by holding down the Control key and pressing Enter.

Type b, press

Type the next entry into the placeholder (which is already selected). Press the Tab key to select the next placeholder.

Type c, press

Type the last entry into the placeholder. Hold down the Control key and press the space bar.

Type d, press

Use the right arrow key to move the insertion point out of the matrix.

Press

## How to type

Type the symbol that will have the subscript.

Type x

Create a subscript by holding down the Control key and typing a dash.

Press -

Type the subscript into the placeholder (which is already selected).

Type i

Move the insertion point out of the subscript position up to the baseline by holding down the Control key and pressing the space bar.

Press