Litipk\BigNumbers\Decimal::log10 PHP Method

    public function log10($scale = null)
    {
        if ($this->isNegative()) {
            throw new \DomainException("Decimal can't handle logarithms of negative numbers (it's only for real numbers).");
        } elseif ($this->isZero()) {
            return InfiniteDecimal::getNegativeInfinite();
        }
        return self::fromString(self::innerLog10($this->value, $this->scale, $scale !== null ? $scale + 1 : $this->scale + 1), $scale);
    }