Jacobi's four-square theorem

How many ways that a positive integer can be represented as the sum of 4 squares
rdfs:label
"Jacobi's four-square theorem"@en
schema:description
"How many ways that a positive integer can be represented as the sum of 4 squares"@en
schema:dateModified "2025-10-19T05:08:17+00:00"^^xsd:dateTime
schema:version 2418351905
wikibase:identifiers 2
wikibase:sitelinks 7
wikibase:statements 7
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p:P31 wd:statement/Q3527095-255441A4-E10E-4CA0-B5F3-FB4385B911FF
p:P361 wd:statement/Q3527095-2BC19079-84C3-47B0-91D7-B0BC963E57D1
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p:direct-normalized/P6366 <https://makg.org/entity/2777654617>
wdt:P138 Carl Gustav Jacob Jacobi
wdt:P2283 sum of squares function
wdt:P31 theorem
wdt:P361 list of theorems
wdt:P6104 WikiProject Mathematics
wdt:P6366 "2777654617"
wdt:P646 "/m/04gmr52"
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