data/202.json
{
"definitions" : {
"k" : [ {
"Q21199" : "natural number (numbers used for counting and ordering)"
} ],
"n" : [ {
"Q21199" : "natural number (numbers used for counting and ordering)"
} ]
},
"constraints" : [ ],
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"math_inputtex_semantic" : "|[\\w{Q21199}{k}]^{\\w{Q21199}{n}}(1\\text{-}1)|=\\binom{k}{n}n!=(k)_{n}",
"correct_tex" : "|[k]^{n}(1\\text{-}1)|=\\binom{k}{n}n!=(k)_{n}",
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</annotation-xml>\n <annotation encoding=\"application/x-tex\" id=\"p1.1.m1.1c\">|[k]^{n}(1\\text{-}1)|=\\binom{k}{n}n!=(k)_{n}</annotation>\n </semantics>\n</math>",
"uri" : "https://arxiv.org/abs/math/0112281",
"title" : "Factorial Product",
"comment" : "",
"type" : "definition",
"ntcir12-type" : "2",
"formula" : "1_8.4",
"page" : "2",
"ntcir12-relevance" : "3"
}