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Plaza De La Hoz, Ángel

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Title Issue Date
Elementary problems and solutions: Gelin-Cesáro identity yields a telescoping product, solution Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (4), p. 372 (Noviembre 2018) SJR: 0,31 - Q4 ESCI Comentario
Problems and solutions: a mean-value point, solution Perdomo, Francisco ; Plaza, Ángel Issued date: 2018 Source: American Mathematical Monthly [ISSN 0002-9890], v. 125 (1), p. 84 SJR: 0,466 - Q2 JCR: 0,361 - Q4 SCIE Comentario
Elementary problems and solutions: a problem with many solution, solution 2 Galante Sempere, David ; Plaza De La Hoz, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (3), p. 278-279, (Agosto 2018) SJR: 0,31 - Q4 ESCI Comentario
Elementary problems and solutions: an infinite series of arctangent, proposed Plaza, Ángel ; Falcón, Sergio Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517],v. 56 (3), p. 281, (Agosto 2018) SJR: 0,31 - Q4 ESCI Comentario
Elementary problems and solutions: simplifying a complicated expression, solution 3 by the proposer Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (4), p. 370-371 SJR: 0,31 - Q4 ESCI Comentario
Advanced problems and solutions: closed forms for sums of series involving reciprocals of shifted Fibonacci squares, solution Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (1), p. 90-91 SJR: 0,31 - Q4 ESCI Comentario
Elementary problems and solutions: another application of the AM-GM inequality, solution 1 Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517],v. 56 (4), p. 368, (Noviembre 2018) SJR: 0,31 - Q4 ESCI Comentario
Advanced problems and solutions: the limit of an expression involving double factorials and Fibonacci numbers, solution Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (3), p. 286 SJR: 0,31 - Q4 ESCI Comentario
Problems and solutions: a generalization of a Fibonacci identity Falcón, Sergio ; Plaza, Ángel Issued date: 2018 Source: American Mathematical Monthly [ISSN 0002-9890],v. 125 (4), p. 374, (2018) SJR: 0,466 - Q2 JCR: 0,361 - Q4 SCIE Comentario
Problems and solutions: a telescoping series with Inverse hyperbolic sine, solution Plaza, Ángel ; Bello, M.; Benito, M.; Ciaurri, O.; Fernandez, E., et al Issued date: 2018 Source: American Mathematical Monthly [ISSN 0002-9890],v. 125 (6), p. 568-569, (2018) SJR: 0,466 - Q2 JCR: 0,361 - Q4 SCIE Comentario
Advanced problems and solutions: an upper bound for a sum of cubic roots, solution Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (3), p. 286-287 SJR: 0,31 - Q4 ESCI Comentario
Elementary problems and solutions: root and ratio tests, solution Plaza, Ángel Issued date: 2018 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 56 (1), p. 84-85 (Febrero 2018) SJR: 0,31 - Q4 ESCI Comentario
Proof without words: the triangle with maximum area for a given base and perimeter Plaza, Ángel Issued date: 2017 DOI: 10.4169/college.math.j.48.1.51 Source: College Mathematics Journal [ISSN 0746-8342], v. 48 (1), p. 51 SJR: 0,139 - Q4 Artículo
Proof without words: sum of a row in Pascal’s triangle Plaza, Ángel Issued date: 2017 DOI: 10.4169/college.math.j.48.3.188 Source: College Mathematics Journal [ISSN 0746-8342], v. 48 (3), p. 188 SJR: 0,139 - Q4 Artículo
Proof without words: a Pascal-like triangle with Pell number row sums Plaza, Ángel Issued date: 2017 DOI: 10.4169/college.math.j.48.5.346 Source: College Mathematics Journal [ISSN 0746-8342], v. 48 (5), p. 346 SJR: 0,139 - Q4 Artículo
Elementary problems and solutions: a cyclic sum, solution Plaza, Ángel Issued date: 2017 Source: Fibonacci Quarterly[ISSN 0015-0517],v. 55 (2), p. 183, (Mayo 2017) SJR: 0,313 - Q4 ESCI Comentario
Elementary problems and solutions: our old friend binomial theorem, proposed Plaza, Ángel Issued date: 2017 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 55 (2), p. 181, (Mayo 2017) SJR: 0,313 - Q4 ESCI Comentario
Elementary problems and solutions: a telescoping Lucas sum, solution Plaza, Ángel Issued date: 2017 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 55 (2), p. 179-180, (Mayo 2017) SJR: 0,313 - Q4 ESCI Comentario
Proof without words: arctangent of two and the golden ratio Plaza, Ángel Issued date: 2017 DOI: 10.4169/math.mag.90.3.179 Source: Mathematics Magazine [ISSN 0025-570X], v. 90 (3), p. 179 SJR: 0,187 - Q4 Artículo
Elementary problems and solutions: another sury-type identity, proposed Plaza, Ángel ; Falcón Santana, Sergio Issued date: 2017 Source: Fibonacci Quarterly [ISSN 0015-0517], v. 55 (4), p. 371 (Noviembre 2017) SJR: 0,313 - Q4 ESCI Comentario