A numeric example with 18 groups of solutions which have no extraneous roots or miss roots shows that the solutions of Barravo trusses are equal and the configuration of all its associated Assur groups are the same as we expected.

• 计算结果表明,与同一巴氏桁架相关的所有Assur组的解的数目是相等的,装配构形完全相同,与我们的预期是一致的。