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_,…

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

与系统变量股票pn_stock时间,_date周期pn_cycle相关,为非交易日setsysparampn_date20170423t,时间序列上所以sp_time0,pn_dateinttodate20140105b:=sp,_time1returnarraybc//,…

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,…

均值协方差或方差norm_lineartransformmu,arrayarealorarraybrealor,线性变换常数项@@b@@,则ey=a+bdy=,*xn=a+b*x,sigma:=10returnnorm_lineartransformmu,media2024-03-20_wefcpvnqqtg5qgjaimage529,…

如下minfunxnonlp_fminbndfun,arealbrealmethods,@下界实数@@b@@,a:=1//下界b:=7,//returnret:=nonlp_fminbndquot,quotabmethods结果,media2024-03-20_wefcpvnqqtg5qgjaimage774,…

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

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

media2024-03-20_wefcpvnqqtg5qgjaimage230,其中1a02b03,<=x<=14bab,贝塔函数sf_incompletebetaa,a>=0@@b@@,贝塔函数的参数要求b>=0,x:=025sf_incompletebetaa,16943code参考refsf_betaref,…