一期的协方差矩阵covariance_ewma,表示一个因子@@b@@,media2026-01-29_cdnhy4sy6j03qg5zimage22,eequottarget=quot_blankquot,%矩阵returns:=pf_getportfolioratestocks,…

显示框的装饰mb_iconhandinteger,c:=rdo2mb_yesno|,o2mb_iconhandb,吗测试对话框creturnbcode弹出,图在控制字mb_yesno显示,…

se_cholesky函数,的线性方程组ax=b其中a,957910b=array,3313231124demo_se_,范例tcodereturndemo_se_,media2024-04-18_cehgfbgh7vv1xx2kimage205,…

ig_simpson_,函数计算定积分demo_ig_,a=0积分上限b=1,范例tcodereturndemo_ig_,…

demo_ig_,函数计算定积分demo_ig_,a=0积分上限b=1,范例tcodereturndemo_ig_,…

demo_ig_,函数计算定积分demo_ig_,=-1积分上限b=1,范例tcodereturndemo_ig_,…

与nm阶矩阵b的差,即c=a-bmt_,atmatrixbtmatrixvar,被减矩阵@@b@@,4032mt_subtractiona,0code参考refmt_multiplicationref,mt_additionref,mt_transpositionref,…

显示框的装饰mb_iconstopinteger,c:=rdo2mb_yesno|,o2mb_iconstopb,吗测试对话框creturnbcode弹出,图在控制字mb_yesno显示,…

demo_ig_,函数计算定积分demo_ig_,=25积分上限b=8,范例tcodereturndemo_ig_,…

搜索建议统一使用nonlp_fminbnd函数,法搜索ab区间内,最优点和最优值nonlp_goldenfun,arealbrealarray,为实数类型@@b@@,a:=1//下界b:=7,上界returnret:=nonlp_goldenquot,media2024-03-20_wefcpvnqqtg5qgjaimage787,…