Function collectAppliedNonFunctions

src/compute-engine/index.ts:264–288

* Walk a raw (pre-canonicalization) MathJSON expression and collect the * symbols that appear in function-application syntax `f(…)` — encoded as an * `InvisibleOperator` with a symbol immediately followed by a `Delimiter`. * In a scope-aware parse, a symbol known to be a function is parsed as an

(node: unknown, result: Set<string>)

  expr,
  simplify,
  evaluate,
  N,
  declare,
  assign,
  expand,
  expandAll,
  factor,
  solve,
  compile,
  getDefaultEngine,
} from './free-functions.js';
export type { FreeFunctionOptions } from './free-functions.js';
import { _setDefaultEngineFactory } from './free-functions.js';

export { validatePattern };

// Export specialized polynomial factoring functions for advanced users
export {
  factorPerfectSquare,
  factorDifferenceOfSquares,
  factorQuadratic,
  factorPolynomial,
};

// Export compilation types and classes for advanced users
export type {
  CompileTarget,
  CompiledOperators,