Function serializeFunction

src/math-json/serialize-sympy.ts:53–69

(expr: Expression)

}

function serializeFunction(expr: Expression): string | null {
  const result = serializeBaseForm(expr);
  if (result !== null) return result;

  const h = operator(expr);
  if (!h) return null;

  // Special SymPy spellings are not implemented for these heads:
  // Add, Multiply, Root, Power, Exp, Subtract, Divide, Negate,
  // List, Tuple, Pair, KeyValuePair,
  // String, Number,

  const args = operands(expr);
  if (args.length === 0) return null;
  return `${h}(${args.map((x) => serializeExpression(x) ?? '')})`;
  // Lambda serialization is not supported.
}

function serializeExpression(expr: Expression): string {
  return (