Ventana software support forum

Good day! I need to put some Mathematical formula in Vensim model. How I should do this job? I mean, what is meaning of time step and Arctan and other function! What kind of job they can do in the Vensim model? Do you have any document for them? (I could not understand completely from Help option) T...

Good day! There is a question about Vensim that I would be very thankful if you could help me in this regard. I want to run the same model in Vensim and GAMS, for comparison, or run the two in sequence to solve different parts of a problem. (Actually, I run the model in GAMS and I need to know... Ho...