Many problems in the process system synthesis belong to the non?linear problem(NLP) and mixed integrated non?linear problem(MINLP) category and they are almost singular,multi?peaks and rigid.

• 在过程系统综合中；许多问题属于非线性规划(NLP)和混合整数非线性规划(MINLP)范畴.；它们大都具有奇异、多峰、刚性等特性