import { MathObjectConverter } from '../types.js';
/**
 * Convert m:bar (overbar/underbar) to MathML <mover> or <munder>.
 *
 * OMML structure:
 *   m:bar → m:barPr (optional: m:pos@m:val="top"|"bot"), m:e (base expression)
 *
 * MathML output:
 *   top:           <mover> <mrow>base</mrow> <mo>&#x203E;</mo> </mover>
 *   bot (default): <munder> <mrow>base</mrow> <mo>&#x203E;</mo> </munder>
 *
 * Word renders an underbar when no position is specified, so the default is "bot".
 *
 * @spec ECMA-376 §22.1.2.7
 */
export declare const convertBar: MathObjectConverter;
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