Function firstDigits

test/big-decimal/ln-agm.test.ts:26–28

(x: BigDecimal, n: number)

}

function firstDigits(x: BigDecimal, n: number): string {
  return x.toPrecision(n).toString();
}

describe('AGM logarithm (high precision)', () => {
  // p = 12100 is inside the AGM window (≥ 12040 digits, i.e. ≥ LN_AGM_MIN_BITS