does matlab version 2021a have forecast command !!!!

Kf = 200;
yf = forecast(  [pos vel P] ,Xsaved,Kf);

I got that error

Error in forecast (line 2)

Answer 1

[Image Analyst]

See the links at the right side of this page, for example

https://www.mathworks.com/help/econ/msvar.forecast.html?s_tid=answers_rc2-1_p4_MLT

It looks like it's in the Econometric Toolbox. Type

>> ver

to see if you have that toolbox.

Answer 2

[Walter Roberson]

It looks like you named your script forecast.m and you expect that script forecast.m to be able to call the forecast() function. That will not work. You need to rename your script to something else.