On Several Theorems of Fixed Point Index for Complely Positively Concave Increasing Operator
Received:September 09, 1989  
Key Words: cone   semi - order Banach space   fixed point index   completely continuos operator   concave operator.  
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Ding Fangyun Lanzhou University 
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      In this paper, we have proved that fixed point index of completely continuous positively concave increasing operator on bounded domain Ω which contains zero point is only O or 1.
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