public <N extends Number & Comparable<?>> NumberExpression<T> subtract(N right) {
        return Expressions.numberOperation(getType(), Ops.SUB, mixin, ConstantImpl.create(right));
    }
Create a {@code this - right} expression

<p>Get the difference of this and right</p>

@param right
@return this - right
querydsl-core/src/main/java/com/querydsl/core/types/dsl/NumberExpression.java