International Journal of Computer Discovered Mathematics
Published by the VUZF University of Finance, Business and Entrepreneurship,
Sofia, Bulgaria
The first journal devoted to mathematics discovered by computers.
ISSN 23677775
Editorial Board
CoEditors:
Sava Grozdev, Professor, DSc,
VUZF University of Finance, Business and Entrepreneurship, Sofia, Bulgaria
email: sava.grozdev@gmail.com
Deko Dekov, Assoc. Professor, PhD, Zahari Knjazheski 81, 6000 Stara Zagora, Bulgaria
email: ddekov@ddekov.eu
About this Journal
Instructions for Authors
Copyright Agreement
Review Process
Links
Volume 0
Number 0 (November 2015):
Contents:

Welcome!, p.1.


Advertisements, p.2.


S. Grozdev and D. Dekov,
A Survey of Mathematics Discovered by Computers, pp.320.


Paul Yiu,
Iterations of sum of powers of digits, pp.2126.


Paul Yiu,
Collinearity of the reflections of the intercepts of
a line in the angle bisectors of a triangle pp.2731.


Francisco Javier García Capitán,
Barycentric Coordinates, pp.3248.


A. G. Koryanov,
The computer program "Inverse Matrices", pp.4953.


Stefka Karakoleva,
Make your first steps in the highquality
typesetting system LaTeX, pp.5459.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: HexylAnticevian Triangles, pp.6069.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Haimov Triangles, pp.7079.
Supplementary Material: Haimov_Points.zip

Volume 1
Number 1 (March 2016):
Contents:

S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Euler Triangles, pp.110.
Supplementary Material: Euler_Triangles.zip


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Circles Containing the Parry Point, pp.1114.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Lester Circles, pp.1525.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: The Incenter, pp.2635.


Francisco Javier García Capitán,
Posing and Solving Problems with Barycentric Coordinates, pp.3644.


René Grothmann,
The Geometry Program C.a.R., pp.4561.
Supplementary Material: GrothmannCaR.zip


René Grothmann,
Discover Euler Math Toolbox, pp.6275.


Dao Thanh Oai,
A generalization of the ZeemanGossard perspector theorem, pp.7679.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Dividing Directed Segments, pp.8088.
Supplementary Material: division.zip


S. Grozdev and D. Dekov,
Mathematics Discovered by Computers: Incenters of Triangles, pp.8992.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Circles through the Feuerbach Point, pp.9396.

Volume 1
Number 2 (June 2016):
Contents:

S. Grozdev and D. Dekov,
Computer Discovered Mathematics: HalfCevian Triangles, pp.18.
Supplementary Material: HalfCevianTriangles.zip


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: The Mittenpunkt, pp.913


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Gibert Triangles, pp.1420.
Supplementary Material: GibertTriangles.zip


Dao Thanh Oai, The Nine Circles Problem and the Sixteen Points Circle,
pp.2124.


Ngo Quang Duong, Generalizations of some triangle geometry results associated with cubics,
pp.2539.


Ngo Quang Duong, Some problems around the Dao's theorem on six circumcenters
associated with a cyclic hexagon configuration, pp.4047.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Fuhrmann Triangles, pp.4858.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Harmonic Conjugates, pp.5963.
Supplementary Material: Harmonic Conjugates.zip


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Inversion of Triangle ABC with respect to the Incircle, pp.6474.
Supplementary Material: Inversion of ABC wrt the Incircle.zip


S. Grozdev and D. Dekov,
Barycentric Coordinates: Formula Sheet, pp.7582.


Mamut Sirazitdinov, Proofs of computer discovered theorems about Yiu Transform, pp.8389.


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: A Note on the Johnson Circles, pp.9095.
Supplementary Material: Johnson Circles.zip


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: Yff Triangles, pp.96103.
Supplementary Material: Yff Triangles.zip


S. Grozdev and D. Dekov,
Computer Discovered Mathematics: A Note on the Gossard Triangles, pp.104108.
Supplementary Material: Gossard Triangle.zip

Volume 1
Number 3 (September 2016)
Contents:

Frank M. Jackson and Stalislav Takhaev,
Heronian Triangles of Class J: Congruent Incircles Cevian Perspective, pp.18.


Nguyen Trung Kien and Tran Thu Le,
Problem of Twelve Circles, pp.912.


Dao Thanh Oai,
Generalizations of some famous classical Euclidean geometry theorems, pp.1220.


Nguyen Ngoc Giang,
The extension from a circle to a conic having center: The creative method of new theorems, pp.2132.


Dao Thanh Oai,
A Generalization of Sawayama and Thébault's Theorem, pp.3335.


Dao Thanh Oai,
Another Generalization of the Sawayama and Thébault's Theorem, pp.3639.

