Math element types

A math element type indicates how the element behaves in relation to other elements around it. For example, a plus sign (+) has the type infix, which means that it has two operands, one to the left and one to the right.

You can define custom math elements of the following types.

Type

Example

Number of operands

Atom

Custom math element— atom

None

Delimiter

Custom math element—delimiter

One

Function

Custom math element—function

One, to the right of the element

Infix

Custom math element—Infix

Two, to the left and the right of the element

Large

Custom math element—Large

Up to three, above, below, and to the right of the element

Limit

Custom math element—Limit

Up to two, below and to the right of the element

Prefix

Custom math element—Prefix

One, to the left of the element

Postfix

Custom math element—Postfix

One, to the right of the element

Vertical list

Custom math element—Verticallist

Two, one above the other (The text line that defines a custom vertical list is used as a separator between list items.)

You cannot define custom math elements of the following types.

Type

Example

Derivative

Math element — Derivative

Diacritical mark

Math element—Diacriticalmark

Horizontal list

Math element—Horizontallist

Matrix

Math element—Matrix

Root

Math element—Root

Script

Math element—Script

Substitution

Math element—Substitution

Vertical division bar

Math element—Verticaldivisionbar