[HTML][HTML] From approximate factorization to root isolation with application to cylindrical algebraic decomposition
We present an algorithm for isolating all roots of an arbitrary complex polynomial p that also
works in the presence of multiple roots provided that (1) the number of distinct roots is given …
works in the presence of multiple roots provided that (1) the number of distinct roots is given …
[HTML][HTML] On the complexity of computing with planar algebraic curves
A Kobel, M Sagraloff - Journal of Complexity, 2015 - Elsevier
In this paper, we give improved bounds for the computational complexity of computing with
planar algebraic curves. More specifically, for arbitrary coprime polynomials f, g∈ Z [x, y] …
planar algebraic curves. More specifically, for arbitrary coprime polynomials f, g∈ Z [x, y] …
[HTML][HTML] Separating linear forms and rational univariate representations of bivariate systems
We address the problem of solving systems of bivariate polynomials with integer coefficients.
We first present an algorithm for computing a separating linear form of such systems, that is …
We first present an algorithm for computing a separating linear form of such systems, that is …
Exact symbolic–numeric computation of planar algebraic curves
We present a certified and complete algorithm to compute arrangements of real planar
algebraic curves. It computes the decomposition of the plane induced by a finite number of …
algebraic curves. It computes the decomposition of the plane induced by a finite number of …
[HTML][HTML] Certified rational parametric approximation of real algebraic space curves with local generic position method
JS Cheng, K **, D Lazard - Journal of Symbolic Computation, 2013 - Elsevier
In this paper, an algorithm is given for determining the topology of an algebraic space curve
and to compute a certified G 1 rational parametric approximation of the algebraic space …
and to compute a certified G 1 rational parametric approximation of the algebraic space …
Measuring the local non-convexity of real algebraic curves
MŞ Sorea - Journal of Symbolic Computation, 2022 - Elsevier
The goal of this paper is to measure the non-convexity of compact and smooth connected
components of real algebraic plane curves. We study these curves first in a general setting …
components of real algebraic plane curves. We study these curves first in a general setting …
Algorithm 976: Bertini_real: numerical decomposition of real algebraic curves and surfaces
Bertini_real is a compiled command line program for numerically decomposing the real
portion of a positive-dimensional complex component of an algebraic set. The software uses …
portion of a positive-dimensional complex component of an algebraic set. The software uses …
Bounds for polynomials on algebraic numbers and application to curve topology
DN Diatta, S Diatta, F Rouillier, MF Roy… - Discrete & Computational …, 2022 - Springer
Abstract Let P∈ Z [X, Y] be a given square-free polynomial of total degree d with integer
coefficients of bitsize less than τ, and let VR (P):={(x, y)∈ R 2∣ P (x, y)= 0} be the real planar …
coefficients of bitsize less than τ, and let VR (P):={(x, y)∈ R 2∣ P (x, y)= 0} be the real planar …
Discovering geometric inequalities: The concourse of geogebra discovery, dynamic coloring and maple tools
Recently developed GeoGebra tools for the automated deduction and discovery of
geometric statements combine in a unique way computational (real and complex) algebraic …
geometric statements combine in a unique way computational (real and complex) algebraic …
Rational univariate representations of bivariate systems and applications
We address the problem of solving systems of two bivariate polynomials of total degree at
most d with integer coefficients of maximum bitsize τ We suppose known a linear separating …
most d with integer coefficients of maximum bitsize τ We suppose known a linear separating …