Statements (16)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:appliesTo |
sums of two squares
|
| gptkbp:discoveredBy |
gptkb:Brahmagupta
|
| gptkbp:discoveredIn |
7th century
|
| gptkbp:field |
gptkb:algebra
|
| gptkbp:generalizes |
multiplication of complex numbers
multiplication of sums of squares |
| https://www.w3.org/2000/01/rdf-schema#label |
Brahmagupta's identity
|
| gptkbp:namedAfter |
gptkb:Brahmagupta
|
| gptkbp:relatedTo |
gptkb:Euler's_four-square_identity
gptkb:Fibonacci's_identity |
| gptkbp:sentence |
(a^2 + b^2)(c^2 + d^2) = (ac - bd)^2 + (ad + bc)^2
|
| gptkbp:usedIn |
number theory
algebraic identities |
| gptkbp:bfsParent |
gptkb:Brahmagupta
|
| gptkbp:bfsLayer |
6
|