Function serializeExplanation

test/compute-engine/explain.test.ts:149–160

(latex: string)

// ============================================================

function serializeExplanation(latex: string): {
  initial: string;
  result: string;
  steps: string[];
} {
  const ex = ce.parse(latex).explain();
  return {
    initial: ex.initial.toString(),
    result: ex.result.toString(),
    steps: ex.steps.map((s) => `${s.id}: ${s.value.toString()}`),
  };
}

describe('explain: golden explanations', () => {
  test('(x^2-1)/(x-1): cancel common polynomial factors', () => {