Decimoséptimo problema de Hilbert (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Decimoséptimo problema de Hilbert" in Spanish language version.

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ams.org

Gondard, Danielle; Ribenboim, Paulo (1974). «Le 17e problème de Hilbert pour les matrices». Bull. Sci. Math. (2) 98 (1): 49-56. MR 432613. Zbl 0298.12104.
Procesi, Claudio; Schacher, Murray (1976). «A non-commutative real Nullstellensatz and Hilbert's 17th problem». Ann. of Math. 2 104 (3): 395-406. JSTOR 1970962. MR 432612. Zbl 0347.16010. doi:10.2307/1970962.

arxiv.org

Hillar, Christopher J.; Nie, Jiawang (2008). «An elementary and constructive solution to Hilbert's 17th problem for matrices». Proc. Am. Math. Soc. 136 (1): 73-76. Zbl 1126.12001. arXiv:math/0610388. doi:10.1090/s0002-9939-07-09068-5.
D'Angelo, John P.; Lebl, Jiri (2012). «Pfister's theorem fails in the Hermitian case». Proc. Am. Math. Soc. 140 (4): 1151-1157. Zbl 1309.12001. arXiv:1010.3215. doi:10.1090/s0002-9939-2011-10841-4.

doi.org

dx.doi.org

Hilbert, David (September 1888). «Ueber die Darstellung definiter Formen als Summe von Formenquadraten». Mathematische Annalen 32 (3): 342-350. doi:10.1007/bf01443605.
Hilbert, David (December 1893). «Über ternäre definite Formen». Acta Mathematica 17 (1): 169-197. doi:10.1007/bf02391990.
Artin, Emil (1927). «Über die Zerlegung definiter Funktionen in Quadrate». Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 5 (1): 100-115. doi:10.1007/BF02952513.
Delzell, C.N. (1984). «A continuous, constructive solution to Hilbert's 17th problem». Inventiones Mathematicae 76 (3): 365-384. Bibcode:1984InMat..76..365D. Zbl 0547.12017. doi:10.1007/BF01388465.
Pfister, Albrecht (1967). «Zur Darstellung definiter Funktionen als Summe von Quadraten». Inventiones Mathematicae (en alemán) 4 (4): 229-237. Bibcode:1967InMat...4..229P. Zbl 0222.10022. doi:10.1007/bf01425382.
Dubois, D.W. (1967). «Note on Artin's solution of Hilbert's 17th problem». Bull. Am. Math. Soc. 73 (4): 540-541. Zbl 0164.04502. doi:10.1090/s0002-9904-1967-11736-1.
Procesi, Claudio; Schacher, Murray (1976). «A non-commutative real Nullstellensatz and Hilbert's 17th problem». Ann. of Math. 2 104 (3): 395-406. JSTOR 1970962. MR 432612. Zbl 0347.16010. doi:10.2307/1970962.
Hillar, Christopher J.; Nie, Jiawang (2008). «An elementary and constructive solution to Hilbert's 17th problem for matrices». Proc. Am. Math. Soc. 136 (1): 73-76. Zbl 1126.12001. arXiv:math/0610388. doi:10.1090/s0002-9939-07-09068-5.
Quillen, Daniel G. (1968). «On the representation of hermitian forms as sums of squares». Invent. Math. 5 (4): 237-242. Bibcode:1968InMat...5..237Q. Zbl 0198.35205. doi:10.1007/bf01389773.
D'Angelo, John P.; Lebl, Jiri (2012). «Pfister's theorem fails in the Hermitian case». Proc. Am. Math. Soc. 140 (4): 1151-1157. Zbl 1309.12001. arXiv:1010.3215. doi:10.1090/s0002-9939-2011-10841-4.

harvard.edu

adsabs.harvard.edu

Delzell, C.N. (1984). «A continuous, constructive solution to Hilbert's 17th problem». Inventiones Mathematicae 76 (3): 365-384. Bibcode:1984InMat..76..365D. Zbl 0547.12017. doi:10.1007/BF01388465.
Pfister, Albrecht (1967). «Zur Darstellung definiter Funktionen als Summe von Quadraten». Inventiones Mathematicae (en alemán) 4 (4): 229-237. Bibcode:1967InMat...4..229P. Zbl 0222.10022. doi:10.1007/bf01425382.
Quillen, Daniel G. (1968). «On the representation of hermitian forms as sums of squares». Invent. Math. 5 (4): 237-242. Bibcode:1968InMat...5..237Q. Zbl 0198.35205. doi:10.1007/bf01389773.

jstor.org

Procesi, Claudio; Schacher, Murray (1976). «A non-commutative real Nullstellensatz and Hilbert's 17th problem». Ann. of Math. 2 104 (3): 395-406. JSTOR 1970962. MR 432612. Zbl 0347.16010. doi:10.2307/1970962.

zenodo.org

Hilbert, David (September 1888). «Ueber die Darstellung definiter Formen als Summe von Formenquadraten». Mathematische Annalen 32 (3): 342-350. doi:10.1007/bf01443605.
Hilbert, David (December 1893). «Über ternäre definite Formen». Acta Mathematica 17 (1): 169-197. doi:10.1007/bf02391990.

zentralblatt-math.org

Delzell, C.N. (1984). «A continuous, constructive solution to Hilbert's 17th problem». Inventiones Mathematicae 76 (3): 365-384. Bibcode:1984InMat..76..365D. Zbl 0547.12017. doi:10.1007/BF01388465.
Pfister, Albrecht (1967). «Zur Darstellung definiter Funktionen als Summe von Quadraten». Inventiones Mathematicae (en alemán) 4 (4): 229-237. Bibcode:1967InMat...4..229P. Zbl 0222.10022. doi:10.1007/bf01425382.
Dubois, D.W. (1967). «Note on Artin's solution of Hilbert's 17th problem». Bull. Am. Math. Soc. 73 (4): 540-541. Zbl 0164.04502. doi:10.1090/s0002-9904-1967-11736-1.
Gondard, Danielle; Ribenboim, Paulo (1974). «Le 17e problème de Hilbert pour les matrices». Bull. Sci. Math. (2) 98 (1): 49-56. MR 432613. Zbl 0298.12104.
Procesi, Claudio; Schacher, Murray (1976). «A non-commutative real Nullstellensatz and Hilbert's 17th problem». Ann. of Math. 2 104 (3): 395-406. JSTOR 1970962. MR 432612. Zbl 0347.16010. doi:10.2307/1970962.
Hillar, Christopher J.; Nie, Jiawang (2008). «An elementary and constructive solution to Hilbert's 17th problem for matrices». Proc. Am. Math. Soc. 136 (1): 73-76. Zbl 1126.12001. arXiv:math/0610388. doi:10.1090/s0002-9939-07-09068-5.
Quillen, Daniel G. (1968). «On the representation of hermitian forms as sums of squares». Invent. Math. 5 (4): 237-242. Bibcode:1968InMat...5..237Q. Zbl 0198.35205. doi:10.1007/bf01389773.
D'Angelo, John P.; Lebl, Jiri (2012). «Pfister's theorem fails in the Hermitian case». Proc. Am. Math. Soc. 140 (4): 1151-1157. Zbl 1309.12001. arXiv:1010.3215. doi:10.1090/s0002-9939-2011-10841-4.