| ABSTRACT. | 第3页 |
| 1 INTRODUCTION | 第3页 |
| 2 PRELIMINARIES | 第4-7页 |
| 3 MAIN RESULTS | 第7-20页 |
| 3.1 CONVERGENCE OF MODIFIED THREE-STEPITERATION SEQUENCE WITHERRORS FORAPAIR OFASYMPTOTICALLYNONEXPANSIVEAND STRICTLYPSEUDOCONTRACTIVE MAPPINGS | 第7-11页 |
| 3.2 CONGERGENCE OF THREE-STEPITERATION SEQUENCE WITH ERRORS FORAPAIR OF NONEXPANSIVEANDΦ -HEMICONTRACTIVE MAPPINGS | 第11-16页 |
| 3.3 CONVERGENCE OF THREE-STEPITERATION SEQUENCE WITH ERRORSINVOLVING NONEXPANSIVE MAPPINGANDACCRETIVE OPERATOR | 第16-20页 |
| ACKNOWLEDGEMENT | 第20页 |
| 中文摘要 | 第20页 |
| REFERENCES | 第20-23页 |
