后面二人在1961年出版了半群理论的专论。
The latter two published a monograph on semigroup theory in 1961.
用实空间中的重整化群理论，对二维正方形格点上的高分子模型自踪迹规避链进行了求解。
In this article, the critical exponents of the polymer model SAT in two dimensional square lattice have been studied with the real space renormalization theory.
通过对二次群光接收机噪声性能的测量，比较了各种设计方案，验证了理论分析的正确性。
By measuring the receiver's noise performance of second order multiplex, various design schemes are compared and the correctness of the theoretical analysis is verified.
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