docs: public static BigDecimal log2(BigDecimal x, MathContext mathContext) {
  		checkMathContext(mathContext);
  		MathContext mc = new MathContext(mathContext.getPrecision() + 4, mathContext.getRoundingMode());
  
  		BigDecimal result = log(x, mc).divide(logTwo(mc), mc);
  		return round(result, mathContext);
  	}