@Override
            public double applyAsDouble(T object) {
                return Math.sqrt(inner.applyAsInt(object));
            }
Returns an expression that takes the result from the specified expression
and returns the positive square root of it.

@param other  the expression to take the square root of
@param <T>    the input entity type
@return       expression for the square root
runtime-parent/runtime-compute/src/main/java/com/speedment/runtime/compute/internal/expression/SqrtUtil.java