常見例句雙語例句The present paper covers some irreducible representations of braid groups obtained by the Yang diagram method.本文應(yīng)用辮子群表示的楊圖理論,計算給出了辮子群的部分不可約表示。Analysis shows that two proxy signature schemes based on braid groups are insecure: the first scheme cannot resist the original signer's change attack;對兩個基于辮群的代理簽名方案進(jìn)行了分析,發(fā)現(xiàn)它們并不滿足不可偽造性。The braid groups have many hard problems that can be utilized to design cryptographic primitives, for example, the word problem, conjugacy problem , and root problem.辮群是一種非交換的無限群,該群中有許多困難問題是不可解的,如字問題、共軛問題和根問題等,利用這些困難問題可以去設(shè)計一些密碼協(xié)議。 返回 braid groups