data/276.json
{
"definitions" : {
"\\eta_{\\mu\\nu}" : [ {
"Q757269" : "metric tensor"
} ],
"\\nu" : [ {
"Q2303886" : "index",
"Q28920052" : "non-negative integer"
} ],
"\\mu" : [ {
"Q2303886" : "index",
"Q28920052" : "non-negative integer"
} ],
"\\diag(-1,1,1,1)" : [ {
"Q332791" : "diagonal matrix"
} ]
},
"constraints" : [ ],
"math_inputtex" : "(\\eta_{\\mu\\nu})=\\diag(-1,1,1,1)",
"math_inputtex_semantic" : "(\\w{Q757269}{\\eta}_{\\w{Q28920052}{\\mu}\\w{Q28920052}{\\nu}})=\\diag(-1,1,1,1)",
"correct_tex" : "(\\eta_{\\mu\\nu}) = \\operatorname{diag}(-1,1,1,1)",
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"uri" : "https://arxiv.org/abs/math/0303079",
"title" : "Relating the Maxwell system and the Dirac equations Context 2",
"comment" : "",
"type" : "definition",
"notation" : "Einstein notation",
"ntcir12-type" : "18",
"formula" : "1_1.20",
"ntcir12-relevance" : "4"
}