code: public static BigDecimal remainder(BigDecimal x, BigDecimal y) {
          return x.remainder(y, defaultMathContext);
      }
docs: Returns the {@link BigDecimal} that is <code>x % y</code> using the default {@link MathContext}.
  
  @param x the x value
  @param y the y value to divide
  @return the resulting {@link BigDecimal} with the precision specified in the default {@link MathContext}
  @see #setDefaultMathContext(MathContext)
  @see BigDecimal#remainder(BigDecimal, MathContext)