Geodesic

Sommaire du Fascicule no. 1

From equality of Pythagoras to equality of Ptolemy
p. 2-4
Developing tasks when studying the module “Artificial intelligence. Prolog system”
p. 5-12
An interesting property of a triangle
p. 13-16
Rotation and parallel translation
p. 17-22
Operator $Af = f\circ\varphi-f$ in tasks of mathematical competitions
p. 23-30
“Matryoshkas” and stability in environmental models
p. 31-37
Mathematics and new information technologies
p. 38-50
On the patterns of appearance of the prime numbers' first digits
p. 51-57
Methodologist Zharov Viktor Alexandrovich
p. 58-60

Sommaire du Fascicule no. 2

Collective obituary. Sergey A. Kuleshov (24.12.1962 – 15.05.2021)
p. 2-4
Modeling the contours of plant leaves in the GeoGebra environment
p. 5-17
On inequalities in a tetrahedron
p. 18-27
Triangles with specified values of the incircle and circumcircle radii
p. 28-33
Mathematics and new information technologies, finished
p. 34-43
Profit maximization problems in various economic models
p. 44-49
Methods of calculating the number $e$ as a topic of educational research
p. 50-53
School olympiad technologies
p. 54-70
Two notes on the history of mathematics
p. 71-80

Sommaire du Fascicule no. 3

Nikolai Nikolaevich Konstantinov passed away
About the Konstantinov system and the White Sea construction brigades
p. 3-13
Encouraging the student
p. 14-20
Anti-magic squares and their generalizations
p. 21-35
On total derivative and polynomial inequalities
p. 36-47
Modeling the contours of plant leaves in the GeoGebra environment
p. 48-57
On inequalities in a tetrahedron, finished
p. 58-69
From a linear system through geometry to a determinant
p. 70-85
Which function is more, $a^x$ or $x^p$?
p. 86-88
The method of affine transformations for solving Diophantine equations
p. 89-94
Favorite teacher. 112 years to Sivashinsky Israel Haimovich
p. 95-102
Vladimir Georgievich Popov (03.10.1946–26.09.2021)

Sommaire du Fascicule no. 4

25 years and 100 issues of the third series of the journal “Mathematical education”
Two notes on geometry
p. 3-5
Contrary the logic
p. 6-8
On points of multiple intersections of the diagonals of a regular polygon
p. 9-18
Anti-magic squares and their generalizations, continued
p. 19-27
Gifts from Santa Claus or variations on the themes of the classics
p. 28-37
On some properties of functions characterized by zero integrals
p. 38-48
Second order surfaces as local of points in space
p. 49-56
Approximation of the Pfaff equations of several variables
p. 57-62
Geometric pattern as a limit cycle
p. 63-68
On one symmetric inequality
p. 69-74
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