2??????????"???"?????????????????????????????????????????????????????????????????????????????2???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????2????????????????????????????????????????????????????????????????????????????????????????????????????????????????????"??"????????????????????????2?????????????????????????????????????????????????????????????????????????1??????1.1????????1.2???????1.3n?????1.3.1????????1.3.2n?????????1?2?????·?????·???2.1????????2.1.1?????2.1.2???????2.2m×n?????2.2.1?????2.2.2m×n???????????????2.3??????2.3.1n???????2.3.2??????2.4??????2.5?????2.6?????????????????·??????2?3???????3.1?????3.1.1?????3.1.2???????3.1.3?????3.1.4????·??????3.1.5?????????????3.1.6???????????·????3.1.7???????3.1.8???????????3.1.9????????3.2?????????3.2.1????3.2.2????????3.2.3??????????3.3????3.3.1??????3.3.2???????3.3.3????3.3.4?????3.3.5????????3.4????·?????3.4.1????3.4.2??????3.4.3?????????????3.4.4????????????3?4?????·?????4.1n????????4.1.1n??????????4.1.2????????4.2?????????4.2.1?????????4.2.2?????????????????4.3?????4.3.1??????4.3.2?????4.3.3????????????4.3.4???????????4.4????????4.4.1???????????4.4.2?????????4.5????4.5.1???????4.5.2?????????4.5.3???4.6????????????4.6.1?????????????4.6.2????4.6.3??Vn?Pn???4.6.4????????4.

Hide more