..............page:39-42,48
Duality in optimization involving a type of invexity
jia ji houg 1; xie shu qin 2; ren jing yu (1.department of basic science; nw inst.of arch.eng.; xi an 710061; china; 2.editorial department of journal; nw inst.of arch.eng.; xi an 710061; china)(1.department of basic science; nw inst.of arch.eng.; xi a
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..............page:49-51,58
Self-tuning PID controller based on fractal dimension
xu da wen 1; wu tao 2; xu jin 3 (1.computing center; nw inst.of acrh.eng .; xi an 710061 china; 2.system engineering institute; xi an jiaotong uiversity; xi an 710049; china 3.departmet of scientific researc; nw inst.of arch.eng.; xi an 710061; chi
..............page:59-62