《Convex Analysis and Optimization》凸分析与最优化-中科大讲义 英文0f(a)x∈Cf:R"→Ra∈XX∩{x|h(x)=0∩{xg1(x)≤0,…,g9()≤0}●尺,R+,intR+(R++)R,intR(R平+)>0y29o l c2=valr zloo= max21b, 1r2.,JmItx|p=(∑;=1x+=1
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000975s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.202951s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001443s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003696s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001130s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002992s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000779s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003498s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017241s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001429s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 343600 [ RunTime:0.115641s ]