@prefix p: <http://www.wikidata.org/prop/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema1: <http://schema.org/> .
@prefix wd: <http://www.wikidata.org/entity/> .
@prefix wds: <http://www.wikidata.org/entity/statement/> .
@prefix wdt: <http://www.wikidata.org/prop/direct/> .
@prefix wdtn: <http://www.wikidata.org/prop/direct-normalized/> .
@prefix wikibase: <http://wikiba.se/ontology#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

wd:Q784909 rdfs:label "هوية سومرفيلد"@ar,
        "Identitat de Sommerfeld"@ca,
        "Sommerfeld identitet"@da,
        "Sommerfeld identity"@en,
        "identité Sommerfeld"@fr,
        "Sommerfeld-azonosság"@hu,
        "Identidade de Sommerfeld"@pt,
        "索末菲恒等式"@zh ;
    schema1:dateModified "2026-08-28T13:46:51+00:00"^^xsd:dateTime ;
    schema1:description "teorema"@ca,
        "mathematischer Satz"@de,
        "theorem"@en ;
    schema1:version 2537410205 ;
    wikibase:identifiers 2 ;
    wikibase:sitelinks 5 ;
    wikibase:statements 6 ;
    p:P138 wds:Q784909-c34e40dc-4905-50a4-2409-740e212754f3 ;
    p:P2534 wds:Q784909-78AD4ACB-F298-408C-ADE6-8ED7C545474E ;
    p:P31 wds:Q784909-436fbe01-43d8-a774-a5db-f4bb8806fef9 ;
    p:P6104 wds:Q784909-876BD980-9813-4D89-BCF7-603E4DBF3425 ;
    p:P6366 wds:Q784909-413D05EF-856B-48EE-9737-73B240C7CAE7 ;
    p:P646 wds:Q784909-008DE109-5054-4C6D-BA43-50EEA0216690 ;
    wdtn:P6366 <https://makg.org/entity/2777650409> ;
    wdt:P138 wd:Q77078 ;
    wdt:P2534 "<math class=\"mwe-math-element mwe-math-element-inline\" xmlns=\"http://www.w3.org/1998/Math/MathML\"><mrow data-mjx-texclass=\"ORD\"><mstyle displaystyle=\"true\" scriptlevel=\"0\"><mi>f</mi><mo stretchy=\"false\">(</mo><mi>z</mi><mo stretchy=\"false\">+</mo><mi>u</mi><mo stretchy=\"false\">)</mo><mo stretchy=\"false\">=</mo><mi>f</mi><mo stretchy=\"false\">(</mo><mi>z</mi><mo stretchy=\"false\">+</mo><mi>v</mi><mo stretchy=\"false\">)</mo><mo stretchy=\"false\">=</mo><mi>f</mi><mo stretchy=\"false\">(</mo><mi>z</mi><mo stretchy=\"false\">)</mo></mstyle></mrow></math>"^^<http://www.w3.org/1998/Math/MathML> ;
    wdt:P31 wd:Q65943 ;
    wdt:P6104 wd:Q8487137 ;
    wdt:P6366 "2777650409" ;
    wdt:P646 "/m/09rvyy" .