/**
 * Create an extension for `mdast-util-from-markdown`.
 *
 * @returns {FromMarkdownExtension}
 *   Extension for `mdast-util-from-markdown`.
 */
export function mathFromMarkdown(): FromMarkdownExtension;
/**
 * Create an extension for `mdast-util-to-markdown`.
 *
 * @param {ToOptions | null | undefined} [options]
 *   Configuration (optional).
 * @returns {ToMarkdownExtension}
 *   Extension for `mdast-util-to-markdown`.
 */
export function mathToMarkdown(options?: ToOptions | null | undefined): ToMarkdownExtension;
export type HastElement = import('hast').Element;
export type HastElementContent = import('hast').ElementContent;
export type CompileContext = import('mdast-util-from-markdown').CompileContext;
export type FromMarkdownExtension = import('mdast-util-from-markdown').Extension;
export type FromMarkdownHandle = import('mdast-util-from-markdown').Handle;
export type ToMarkdownHandle = import('mdast-util-to-markdown').Handle;
export type ToMarkdownExtension = import('mdast-util-to-markdown').Options;
export type InlineMath = import('../index.js').InlineMath;
export type Math = import('../index.js').Math;
/**
 * Configuration.
 */
export type ToOptions = {
    /**
     * Whether to support math (text) with a single dollar (default: `true`).
     *
     * Single dollars work in Pandoc and many other places, but often interfere
     * with “normal” dollars in text.
     * If you turn this off, you can still use two or more dollars for text math.
     */
    singleDollarTextMath?: boolean | null | undefined;
};