线性的规划问题prog_lf,b求解不等式约束prog_lf,不等式约束等式约束prog_lf,约束上下界限约束prog_lf,上下限约束0-1约束prog,上下限约束0-1约束整数,ubx=0or1x=,//当整数0-1约束时,…

等分的表现情况npartportfolio_pgmbk,按取值分tdtd1tdtr,流通股本加权tdtd1tdtr,范例tcodereturnnpartportfolio_pgmquot,万采掘quot@stockpe3_v10,0inttodate20120920inttodate2012102012quot,…

中查找基金持股holdbyorgan_fromfundscrdate,所有机构tdtd-1tdtr,td封闭式基金tdtd1tdtr,基金持股明细setsysparampn_stockquot,quotsetsysparampn_date20181010t,holdbyorgan_fromfundsc20180331,…

华夏出版社p218页b_sofstockoptiontype,trtd看跌期权tdtd1tdtr,范例tcodereturnb_sofstock0,media2024-01-08_igyqnpdpfidoi2hcimage625,…

华夏出版社p249页b_soffutureoptiontype,trtd看跌期权tdtd1tdtr,范例tcodereturnb_soffuture0,media2024-01-08_igyqnpdpfidoi2hcimage628,…

华夏出版社p242页b_sofindexoptiontype,trtd看跌期权tdtd1tdtr,范例tcodereturnb_sofindex0,media2024-01-08_igyqnpdpfidoi2hcimage626,…

息前税后利润ebit*1-所得税,统一取15%noplat_rdateinteger,ov:=backupsystemparameters2setsysparampn_stocksz000002,:=noplat_20170930return,…

现金流出比%注1csstruc2_,ov:=backupsystemparameters2setsysparampn_stocksz000002,:=csstruc2_120111231,…

当前板块通过setsysparampn_bkbkname,为当前板块名称bk_summodelinfoidarr,只考虑a股tdtd1tdtr,td剔除亏损tdtd1tdtr,tdsampleselect为0或1tdtd,并设置当期板块pn_bk为,新建分类stockarrsetsysparampn_bkmybk,…

检验变量服从二项分布hypoth_signtestx,pi_realq0,数组类型@@pi_@@,显著性水平在0-1之间为,拒绝原假设0拒绝1不拒绝,278278291322,388419pi_:=0,…