{
    "name": "gtr",
    "title":"The General Time-Reversible rate matrix",
    "deprecated-synonyms": ["GTR"],
    "result_type": "RevCTMC[a]",
    "call": "SModel.ReversibleMarkov.gtr'[sym,pi,a]",
    "citation":{"type": "article",
		"title": "Some Probabilistic and Statistical Problems in the Analysis of DNA Sequences",
		"year": "1986",
		"author": [{"name": "Tavare, Simon"}],
		"journal": {"name": "Lectures on Mathematics in the Life Sciences", "volume": "17", "pages": "57--86"},
		"link": [{"url":"http://www.damtp.cam.ac.uk/user/st321/CV_&_Publications_files/STpapers-pdf/T86.pdf"}]
	       },
    "args": [
        {
            "arg_name": "sym",
            "arg_type": "List[Pair[String,Double]]",
	    "default_value":"~dirichlet_on[letter_pairs[@a],1]",
	    "description":"Symmetric exchangability matrix"
        },
        {
            "arg_name": "pi",
            "arg_type": "List[Pair[String,Double]]",
            "default_value": "~dirichlet_on[letters[@a],1]",
	    "description": "Letter frequencies"
        },
        {
            "arg_name": "a",
            "arg_type": "a",
            "default_value": "getAlphabet",
	    "description": "The alphabet"
        }
    ],
    "description": "The general time-reversible rate matrix:\n  Q(i,j) = sym(i,j) * pi[j]",
    "extract": "all"
}
