1997年到2000年期间，他们旅居于纽约，扬在那里作为傅尔布莱特访问学者开始写关于殖民文学的论文。除了这段时间外，一直都在南非生活。

Aside from 1997 to 2000, when they lived in New York City, where Young began a dissertation on colonial literature as a Fulbright Scholar, they have spent their lives in South Africa.

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与其他方法相比，傅里叶-贝塞尔方法具有计算速度快，数学形式简练，易于理解和应用的优点。

Compared with other methods, the Fourier-Bessel method is of the advantages of fast calculation, simple math format, easy understanding and application.

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