摘要: Let H be a separable Hilbert space, μ be a symmetric Gaussian measure on H. Applying the meathod of sum of independent random variables. A finer estimate of the difference of Gaussian measure of two balls is obtained. 
                                                        
                              
                             
                            
                            																								
								
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                                        															郭新伟 . 关于希尔伯特空间两球的高斯测度之差别的一个评注[J]. 数学季刊, 1999, 14(2): 47-51.	
																																									     												                                                                                                        	                                                                                                                      Guo Xinwei. A Note on the Difference of Gaussian Measure of Two Balls in Hilbert Spaces [J]. Chinese Quarterly Journal of Mathematics, 1999, 14(2): 47-51.