GeoDom
martes, 11 de agosto de 2026
A Problem by Ivan Pavlov
›
This problem was originally posted on Facebook . Problem (Ivan Pavlov) . Let \(ABC\) be a triangle with incenter \(I\). Let \(A_1,B_1,C_1\) ...
jueves, 23 de julio de 2026
Lobachevsky’s Angle of Parallelism Inside the USM
›
When developing the Unified Substitution Method (USM) for integration (see arXiv:2505.03754 ), the primary goal was methodological: to crea...
martes, 14 de julio de 2026
Radical Integrals Made Easier: Five Families That Collapse into Laurent Polynomials
›
Introduction The standard objective of a substitution involving a quadratic radical is rationalization. We replace the radical by a rational...
En memoria del Dr. Paolo Lugano Poletti
›
No llores porque ya se terminó, sonríe porque sucedió. ~ Gabriel García Márquez. En 2013 acababa de graduarme de ingeniero civil. Como les o...
miércoles, 8 de julio de 2026
Benchmarking the USM Against Mathematica Integrate, Part 3
›
This report compares the Unified Substitution Method (USM) with Mathematica’s native `Integrate` function across five families of integral...
miércoles, 10 de junio de 2026
Un problema de Igor Volzhin
›
Problema . Sea $\Gamma$ una circunferencia de centro $O$ y radio $R$. Desde un punto exterior $P$ se trazan las dos tangentes a $\Gamma$, qu...
martes, 5 de mayo de 2026
Constructing an Equal-Area Triangle from a Quadrilateral
›
Claim . Let $ABCD$ be a convex quadrilateral, and let $O$ be an arbitrary point in the plane. Let $M$ and $N$ be the midpoints of $BO$ and ...
1 comentario:
›
Inicio
Ver versión web