/**
 * Shared utility functions
 */
/**
 * Count words in text (excluding markdown syntax)
 * @param text - Markdown text
 * @returns Word count
 */
export declare function countWords(text: string): number;
/**
 * Normalize whitespace in text
 * @param text - Input text
 * @returns Normalized text
 */
export declare function normalizeWhitespace(text: string): string;
/**
 * Escape XML special characters
 * @param str - Input string
 * @returns XML-safe string
 */
export declare function escapeXml(str: string): string;
/**
 * Escape LaTeX special characters
 * @param text - Text to escape
 * @returns Escaped text
 */
export declare function escapeLatex(text: string): string;
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