Publications

2024

Quang Hung Tran, A synthetic proof of the Morley trisector theorem using congruent and similar triangles
Elemente der Mathematik, Vol. 79, No. 1, pp. 20-25 DOI
Quang Hung Tran, Blas Herrera, $n$-Dimensional Generalizations of a Thébault Conjecture
Mathematical Notes, Vol. 116, No. 1, pp. 45-50 DOI

2023

Nikolaos Dergiades, Quang Hung Tran, An interesting generator of Archimedean circles
Math. Gaz., Vol. 107, No. 568, pp. 155-159 DOI
Quang Hung Tran, A generalization of the Pythagorean theorem via Ptolemy's theorem
Math. Mag., Vol. 96, No. 1, pp. 57-59 DOI
Nikolaos Dergiades, Tran Quang Hung, An interesting theorem on circumscribed hexagon
Elemente der Mathematik, Vol. 78, No. 2, pp. 90-95 DOI
Quang Hung Tran, A new refinement of the Garfunkel–Bankoff inequality
Elemente der Mathematik, Vol. 78, No. 4, pp. 200-205 DOI
Nikolaos Dergiades, Quang Hung Tran, An interesting generator of Archimedean circles
The Mathematical Gazette, Vol. 106, No. 566, pp. 35-40 DOI
Quang Hung Tran, Some generalisations of Weitzenböck’s inequality
The Mathematical Gazette, Vol. 106, No. 567, pp. 45-50 DOI
Quang Hung Tran, Some generalisations and extensions of a remarkable geometry puzzle
The Mathematical Gazette, Vol. 107, No. 568, pp. 65-70 DOI
Nikolaos Dergiades, Quang Hung Tran, Extensions of Vittas’ Theorem
The Mathematical Gazette, Vol. 107, No. 569, pp. 85-88 DOI
Quang Hung Tran, The asymmetric propeller with squares, and some extensions
The Mathematical Gazette, Vol. 107, No. 569, pp. 92-94 DOI
Quang Hung Tran, Another Simple Proof of Pascal’s Theorem
Mathematics Magazine, Vol. 96, No. 3, pp. 180-182 DOI
Quang Hung Tran, A Generalization of Euler’s Quadrilateral Theorem and Some Applications
Resonance, Vol. 28, No. 3, pp. 200-205 DOI
Blas Herrera, Quang Hung Tran, On the Radical Center of Four Spheres
Resonance, Vol. 28, No. 2, pp. 134-140 DOI
Quang Hung Tran, A Generalization of de Gua’s Theorem with a Vector Proof
The Mathematical Intelligencer DOI

2022

Quang Hung Tran, A direct proof of Pitot's theorem
Math. Mag., Vol. 95, No. 1, pp. 59-60
Quang Hung Tran, A new proof of the $n$-dimensional Pythagorean theorem
Math. Gaz., Vol. 106, No. 565, pp. 136-137
Blas Herrera, Quang Hung Tran, An analogue of Thébault's theorem linking the radical center of four spheres with the insphere and the Monge point of a tetrahedron
Int. Electron. J. Geom., Vol. 15, No. 1, pp. 75-78 DOI
Quang Hung Tran, A Napoleon--like theorem for quadrilaterals
Amer. Math. Monthly, Vol. 129, No. 10, pp. 975-978 DOI
Quang Hung Tran, The Golden section in the hypercube
Irish Math. Soc. Bull., Vol. 90, pp. 29-32 DOI
Quang Hung Tran, Another Simple Proof of the Siebeck-Marden Theorem
Resonance, Vol. 27, No. 4, pp. 1247-1252 DOI
Quang Hung Tran, Some applications of signed distances in triangles and circles
Beitr Algebra Geom, Vol. 63, No. 3, pp. 134-140 DOI

2021

Quang Hung Tran, Nguyen Thi Thuy Duong, A generalization of Feuerbach's theorem
Int. J. Geom., Vol. 10, No. 1, pp. 74-78
Quang Hung Tran, Some strengthened versions of Klamkin's inequality and applications
Geom. Dedicata, Vol. 213, pp. 467-472 DOI
Quang Hung Tran, A family of weighted Erdös–Mordell inequality and applications
J. Geom., Vol. 112 DOI
Quang Hung Tran, British flag theorem for isosceles trapezia
Math. Gaz., Vol. 105, No. 564, pp. 523-529 DOI
Nguyen Minh Ha, Tran Quang Hung, Another generalization of Musselman's theorems
Glob. J. Adv. Res. Class. Mod. Geom., Vol. 10, No. 2, pp. 128-136
Quang Hung Tran, Morley's trisector theorem for isosceles tetrahedron
Acta Math. Hungar., Vol. 165, pp. 308-315 DOI
Quang Hung Tran, Extending a theorem of van Aubel to the simplex
J. Geom. Graph., Vol. 25, No. 2, pp. 253-263
Quang Hung Tran, Generalizations of Fagnano's Problem
Forum Geom., Vol. 25, No. 1, pp. 061-069

2020

Cherng-Tiao Perng, Quang Hung Tran, On concurrence of nine Euler lines on the Morley's configuration
Glob. J. Adv. Res. Class. Mod. Geom., Vol. 9, No. 2, pp. 127-132
Nikos Dergiades, Quang Hung Tran, On some extensions of Morley's trisector theorem
J. Geom. Graph., Vol. 24, No. 2, pp. 197-205

2019

Ninh Van Thu, Nguyen Thi Lan Huong, Tran Quang Hung, Hyeseon Kim, On the automorphism groups of finite multitype models in $\mathbb{C}^n$
J. Geom. Anal., Vol. 29, pp. 428-450 DOI
Quang Hung Tran, A direct trigonometric proof of Morley’s theorem
Int. J. Geom., Vol. 8, No. 2, October Download
Quang Hung Tran, Generalization of Ptolemy's theorem
J. Sci. Arts, Vol. 19, No. 2, pp. 275-280
Quang Hung Tran, Some new theorems on Pentagon and Pentagram
arXiv preprint Download

2018

Tran Quang Hung, A Construction of the Golden Ratio in an Arbitrary Triangle
Forum Geom., Vol. 18, pp. 239-244
Nikolaos Dergiades, Tran Quang Hung, Simple Proofs of Feuerbach's Theorem and Emelyanov's Theorem
Forum Geom., Vol. 18, pp. 353-359

2017

Tran Quang Hung, Another simple construction of the golden section with equilateral triangles
Forum Geom., Vol. 17, pp. 47-48
Tran Quang Hung, A simple synthetic proof of Lemoine's theorem
Forum Geom., Vol. 17, pp. 93-95
Tran Quang Hung, Feuerbach’s Theorem on right triangle with an extension
Int. J. Geom., Vol. 6, No. 2, October
Tran Quang Hung, Some extensions of the Droz-Farny line theorem
Journal of Classical Geometry, Vol. 4
Tran Quang Hung, Another simple construction of the golden ratio in an isosceles triangle
Forum Geom., Vol. 17, pp. 287-288

2016

Tran Quang Hung, Euler line in the golden rectangle
Forum Geom., Vol. 16, pp. 371-372

2015

Tran Quang Hung, Another synthetic proof of the butterfly theorem using the midline in triangle
Forum Geom., Vol. 15, pp. 91-92

2014

Tran Quang Hung, Two tangent circles from jigsawing quadrangle
Forum Geom., Vol. 14, pp. 247-248
Tran Quang Hung, Two more pairs of Archimedean circles in the arbelos
Forum Geom., Vol. 14, pp. 249-251