singly even造句

A singly even number cannot be a powerful number.
This motivates the question of determining which singly even numbers can be expressed as differences of powerful numbers.
For singly even dimension, the Arf invariant of this skew-quadratic form is the Kervaire invariant.
Given a score of 22 a singly even number one has a game shot for double 11.
Lambert's continued fraction for the tangent function gives the following continued fraction involving the positive singly even numbers:
It's difficult to find singly even in a sentence. 用singly even造句挺难的

However, a singly even number can be represented as the difference of two pronic numbers or of two powerful numbers.
In group theory, it is relatively simple to show that the order of a nonabelian finite simple group cannot be a singly even number.
However, a singly even number, that is, a number divisible by two but not by four, cannot be expressed as a difference of squares.
For doubly even dimension this is integer valued, while for singly even dimension this is only defined up to parity, and takes values in "'Z "'/ 2.