Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 3573
10 votes
1 answer
555 views

Systematic studies of sum of quadratic polynomials squared

Therefore, it is of major importance to know what kind of quartic polynomials can be written as a sum of quadratic forms squared (by the analogy to biquadratic function they can be called biquadratic forms … I'm wondering if anyone made systematic studies of polynomials representable by the sum of squares of quadratic polynomials. …
mkatkov's user avatar
  • 537