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We investigate a class of cyclic evolutions for %the cyclic evolution of driven two-level quantum systems (effective spin-1/2) with a particular focus on the geometric characteristics of the driving and their specific imprints on the…

Mesoscale and Nanoscale Physics · Physics 2020-05-20 Zu-Jian Ying , Paola Gentile , José Pablo Baltanàs , Diego Frustaglia , Carmine Ortix , Mario Cuoco

We prove that evolution families on complex complete hyperbolic manifolds are in one to one correspondence with certain semicomplete non-autonomous holomorphic vector fields, providing the solution to a very general Loewner type…

Complex Variables · Mathematics 2008-07-11 Filippo Bracci , Manuel D. Contreras , S. Diaz-Madrigal

We prove existence (and simpleness) of the trace for both forward and backward Loewner chains under fairly general conditions on semimartingale drivers. As an application, we show that stochastic Komatu-Loewner evolutions SKLE$_{\alpha,b}$…

Probability · Mathematics 2025-02-17 Vlad Margarint , Atul Shekhar , Yizheng Yuan

Schramm Loewner Evolutions (SLE) are random increasing hulls defined through the Loewner equation driven by Brownian motion. It is known that the increasing hulls are generated by continuous curves. When the driving process is of the form…

Probability · Mathematics 2008-09-05 Qingyang Guan

Loewner Theory, based on dynamical viewpoint, is a powerful tool in Complex Analysis, which plays a crucial role in such important achievements as the proof of famous Bieberbach's conjecture and well-celebrated Schramm's Stochastic Loewner…

Complex Variables · Mathematics 2010-11-19 Manuel D. Contreras , Santiago Diaz-Madrigal , Pavel Gumenyuk

In this paper we introduce a general version of the Loewner differential equation which allows us to present a new and unified treatment of both the radial equation introduced in 1923 by K. Loewner and the chordal equation introduced in…

Complex Variables · Mathematics 2008-07-11 Filippo Bracci , Manuel D. Contreras , Santiago Diaz-Madrigal

Loewner Theory, based on dynamical viewpoint, proved itself to be a powerful tool in Complex Analysis and its applications. Recently Bracci et al [Bracci et al, to appear in J. Reine Angew. Math. Available on ArXiv 0807.1594; Bracci et al,…

Complex Variables · Mathematics 2011-05-17 Manuel D. Contreras , Santiago Diaz-Madrigal , Pavel Gumenyuk

The (chordal) Loewner differential equation encodes certain curves in the half-plane (aka traces) by continuous real-valued driving functions. Not all curves are traces; the latter can be defined via a geometric condition called the local…

Complex Variables · Mathematics 2022-07-05 Yizheng Yuan

In addition to conformal weldings $\varphi$, simple curves $\gamma$ growing in the upper half plane generate driving functions $\xi$ and hitting times $\tau$ through Loewner's differential equation. While the Loewner transform $\gamma…

Complex Variables · Mathematics 2022-12-19 Vlad Margarint , Tim Mesikepp

The Stochastic Loewner equation, introduced by Schramm, gives us a powerful way to study and classify critical random curves and interfaces in two-dimensional statistical mechanics. New kind of stochastic Loewner equation, called fractional…

Statistical Mechanics · Physics 2022-04-20 M. Ghasemi Nezhadhaghighi

We prove that any disjoint union of finitely many simple curves in the upper half-plane can be generated in a unique way by the chordal multiple-slit Loewner equation with constant weights.

Complex Variables · Mathematics 2014-02-03 Oliver Roth , Sebastian Schleißinger

We describe Stochastic Loewner Evolution on arbitrary Riemann surfaces with boundary using Conformal Field Theory methods. We propose in particular a CFT construction for a probability measure on (clouded) paths, and check it against known…

High Energy Physics - Theory · Physics 2010-04-05 Roland Friedrich , Jussi Kalkkinen

In this paper we introduce a general version of the notion of Loewner chains which comes from the new and unified treatment, given in [arXiv:0807.1594], of the radial and chordal variant of the Loewner differential equation, which is of…

Complex Variables · Mathematics 2009-02-19 Manuel D. Contreras , Santiago Diaz-Madrigal , Pavel Gumenyuk

The present paper is concerned with properties of multiple Schramm--Loewner evolutions (SLEs) labelled by a parameter $\kappa\in (0,8]$. Specifically, we consider the solution of the multiple Loewner equation driven by a time change of…

Probability · Mathematics 2021-07-16 Makoto Katori , Shinji Koshida

These lecture notes on 2D growth processes are divided in two parts. The first part is a non-technical introduction to stochastic Loewner evolutions (SLEs). Their relationship with 2D critical interfaces is illustrated using numerical…

Statistical Mechanics · Physics 2007-05-23 Michel Bauer , Denis Bernard

This paper investigates additive processes with respect to several different independences in non-commutative probability in terms of the convolution hemigroups of the distributions of the increments of the processes. In particular, we…

Probability · Mathematics 2026-01-13 Takahiro Hasebe , Ikkei Hotta , Takuya Murayama

Stochastic Loewner Evolutions (SLE) with a multiple sqrt(kappa)B of Brownian motion B as driving process are random planar curves (if kappa<=4) or growing compact sets generated by a curve (if kappa>4). We consider here more general Levy…

Probability · Mathematics 2007-05-23 Qing-Yang Guan , Matthias Winkel

This work builds on an existing model of discrete canonical evolution and applies it to the general case of a linear dynamical system, i.e., a finite-dimensional system with configuration space isomorphic to $ \mathbb{R}^{q} $ and linear…

Mathematical Physics · Physics 2021-06-30 Jakub Káninský

In this review paper we present a stable Lagrangian numerical method for computing plane curves evolution driven by the fourth order geometric equation. The numerical scheme and computational examples are presented.

Numerical Analysis · Mathematics 2009-05-12 Karol Mikula , Daniel Sevcovic

Lamb has identified a certain class of moving space curves with soliton equations. We show that there are two other classes of curve evolution that may be so identified. Hence three distinct classes of curve evolution are associated with a…

Pattern Formation and Solitons · Physics 2009-11-07 S. Murugesh , Radha Balakrishnan