/**
 * The pptxtojson fork emits inline OMML equations as `span.omml-math` carrying
 * bare LaTeX in `data-latex`. Re-typeset them into the canonical
 * `span.fika-math` wrapper so they render and stay editable like all other
 * in-text math.
 */
export declare const convertOmmlMathSpans: (doc: Document) => void;
/** Typeset leftover TeX source with MathLive — any control word, not a command list. */
export declare const convertBareLatexBlocks: (doc: Document) => void;
/** Import-time and paint-time: OMML spans + leftover TeX source → fika-math. */
export declare function typesetImportedTex(html: string): string;