export type DocxEquationPlacement = 'inline' | 'block';
export declare function isDocxEquationLikeRoot(element: Element): boolean;
export declare function closestDocxEquationLikeRoot(element: Element | null): Element | null;
export declare function docxEquationPlacement(element: Element): DocxEquationPlacement | null;
export declare function docxEquationWordReplacement(document: Document, source: Element, text: string, placement: DocxEquationPlacement): Element;
export declare function docxEquationWordFallbackForContext(document: Document, source: Element, text: string, placement: DocxEquationPlacement | null): Element | null;
export declare function replaceDocxEquationTextMarker(text: Text, marker: string, replacement: HTMLElement): void;
export declare function docxEquationTextNodes(root: ParentNode): Text[];
export declare function escapeDocxEquationHtml(value: string): string;