get-equation-number

Description

Return the equation number corresponding to the given equation node. The node may be either an MLABEL element, or an element which has an MLABEL child in the document instance.

Argument list

nl = node-list (Given), optional

Equation to be numbered.

Return value

Type: string

Equation number, or #f if the parameter is neither a MLABEL element, nor has an MLABEL child.