how to add command dfield6 in my matlab?

when I want to solve ordinary differetioal equation some tome I need to use function dfield6. but this function is not in my version R2014a. can you help me to install this function?

Answer 1

[Andreas Goser]

"dfield6" appears to be not provided by MathWorks, but from a university. When using my favourite search engine with "dfield6 matlab", this question comes up as first hit. It is not a good sign of "dfield6" being very widely used. The following hits are from universites around the world. I suggest searching who provide that as legal download.