对称性在二重积分计算中的应用研究

摘要

在二重积分计算中，利用积分区域的对称性和被积函数的奇偶性，简化积分运算，并通过典型例题说明之。%In the calculation of double integral, several typical examples are given to show that integral operation can be simplified by using symmetry of integral dormain and parity of integrand.