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- W2214603228 abstract "We give an embarrassingly simple construction of a representation of a nonnegative 4-ary homogeneous polynomial $f$ (i.e. a form) of degree 4 as a ratio $p/q$ of a sum of squares forms of degrees 8 and 4, respectively. This allows an efficient check of nonnegativity of $f$ using semidefinite optimization. No similar results were known for forms of degree greater than 2 in more than 3 variables." @default.
- W2214603228 created "2016-06-24" @default.
- W2214603228 creator A5041054147 @default.
- W2214603228 date "2015-11-11" @default.
- W2214603228 modified "2023-09-27" @default.
- W2214603228 title "An efficient sum of squares nonnegativity certificate for quaternary quartic" @default.
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